CN216899065U - Time difference type flowmeter under-pressure water-carrying replacement external plug-in sensor device - Google Patents
Time difference type flowmeter under-pressure water-carrying replacement external plug-in sensor device Download PDFInfo
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- CN216899065U CN216899065U CN202122939178.0U CN202122939178U CN216899065U CN 216899065 U CN216899065 U CN 216899065U CN 202122939178 U CN202122939178 U CN 202122939178U CN 216899065 U CN216899065 U CN 216899065U
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Abstract
The utility model relates to the technical field of replacement equipment of an externally inserted sensor, in particular to an externally inserted sensor device for replacing an externally inserted sensor with water under pressure of a time difference type flowmeter. When the external plug-in sensor is replaced with the pressure water in the time difference type flowmeter, equipment aging and other problems occur during operation, the external plug-in sensor can be replaced at any time under the condition that the pipeline does not stop supplying water, and the special tool has the characteristics of higher economy, reliability and the like.
Description
Technical Field
The utility model relates to the technical field of replacement equipment of an external plug-in sensor, in particular to a time difference type flow meter device for replacing the external plug-in sensor with water under pressure.
Background
Along with the rapid development of social economy, external plug-in sensor is adapted to the velocity of water survey of measuring the pipeline, at the in-process that tests the speed, needs install external plug-in sensor at the outer wall of pipeline, goes to detect velocity of water, and external plug-in sensor long-term operation leads to ageing unable normal work, needs to be changed, but needs the pipeline to cut off the water in-process and change the transducer when changing.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a time difference type flowmeter external plug-in sensor device with water under pressure, which does not need to stop water in a pipeline when the external plug-in sensor is replaced.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
the utility model provides a time difference type flowmeter area is pressed and is taken water to change external plug-in sensor device, includes the rotary rod that support, support front end set up, be provided with the pushing ram of the axial back-and-forth movement along the support in the support and the ball valve of the rear end installation of support, the rear end of ball valve be provided with the base assorted threaded rod of external plug-in sensor, the rotary rod control the pushing ram along the axial back-and-forth movement of support, the rear end of pushing ram for with the threaded rod of external plug-in sensor assorted.
The size of the valve core of the ball valve is matched with that of the external plug-in sensor, and when the valve core of the ball valve is opened, the external plug-in sensor can move back and forth along the valve core of the ball valve.
The ball valve is a DN25 three-piece ball valve.
The support include two diaphragms that the symmetry set up and the ring of diaphragm both ends fixed connection.
The rotary rod is rotatably arranged on a circular ring at the front end of the bracket, and the rotary rod is fixedly connected with a screw which is sleeved on the propelling rod in a matching manner.
The utility model has the beneficial effects that:
when the external plug-in sensor is in work, the ball valve is in threaded connection with the base of the external plug-in sensor in the running process of a pipeline through the matched threads of the base of the external plug-in sensor arranged at the rear end of the ball valve, the push rod and the external plug-in sensor are in threaded connection, the original safety pin of the external plug-in sensor is opened, the external plug-in sensor is guaranteed not to be limited in the process of moving the push rod forwards and backwards, and the external plug-in sensor is slowly withdrawn from the base through clockwise rotation of the push rod. When the external plug-in sensor completely withdraws from the valve core of the DN25 three-piece ball valve, the rotation is stopped, at the moment, the DN25 three-piece ball valve is closed, the external plug-in sensor is not completely withdrawn at present, the front section of the external plug-in sensor is remained in a special leakage-proof tool, and the external plug-in sensor is provided with a sealing ring to ensure that water cannot leak in the replacement process. At the moment, the three-piece ball valve is closed, then the damaged external plug-in sensor can be safely and completely withdrawn and replaced by a new external plug-in sensor, the new external plug-in sensor is replaced on the push rod, the push rod is pushed back into the support, the external plug-in sensor enters the support along with the push rod, then the DN25 three-piece ball valve is opened, the external plug-in sensor is slowly pushed back into the base through the push rod, then the safety pin of the base is locked, at the moment, the push rod and the external plug-in sensor are disassembled, then the ball valve and the base of the external plug-in sensor in the running process of the pipeline are disassembled, the utility model is disassembled, and the replacement is completed.
When the time difference type flowmeter changes the external plug-in sensor with water under pressure and has the problems of equipment aging and the like in the operation process, the external plug-in sensor can be changed at any time under the condition that the pipeline does not stop supplying water, and the special tool has the characteristics of higher economy, reliability and the like.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is a schematic diagram of the state of the present invention when it is in operation.
Detailed Description
In the figure: the device comprises a support 1, a rotating rod 2, a pushing rod 3, a ball valve 4, an externally inserted sensor 5, a base of the externally inserted sensor 6 and a pressure steel pipe wall 7.
Referring to fig. 1, 2 and 3, the external plug-in sensor device for replacing a time-difference flowmeter with pressurized water comprises a support 1, a rotating rod 2 arranged at the front end of the support 1, a pushing rod 3 arranged in the support 1 and moving back and forth along the axial direction of the support 1, and a ball valve 4 arranged at the rear end of the support 1, wherein a threaded rod matched with a base 6 of the external plug-in sensor is arranged at the rear end of the ball valve 4, the rotating rod 2 controls the pushing rod 3 to move back and forth along the axial direction of the support 1, and the rear end of the pushing rod 3 is a threaded rod matched with an external plug-in sensor 5.
The size of the valve core of the ball valve 4 is matched with the size of the external plug-in sensor 5, when the ball valve 4 is opened, the external plug-in sensor 5 can move back and forth along the valve core of the ball valve 4, and the ball valve 4 is a three-piece ball valve DN 25.
The bracket 1 comprises two transverse plates symmetrically arranged at two sides of the push rod 3 and circular rings fixedly connected with two ends of the transverse plates.
The rotary rod 2 is rotatably arranged on a circular ring at the front end of the bracket 1, and the rotary rod 2 is fixedly connected with a screw nut which is sleeved on the propelling rod 3 in a matching way.
The utility model has the beneficial effects that:
when the external plug-in type sensor is in work, the ball valve is in threaded connection with a base 5 of the external plug-in type sensor arranged on a pipe wall 7 of a pressure steel pipe through threads matched with the base 6 of the external plug-in type sensor arranged at the rear end of the ball valve 4, a push rod 3 and the external plug-in type sensor 5 are in threaded connection, an original safety pin of the external plug-in type sensor 5 is opened, the external plug-in type sensor 5 is not limited in the process that the push rod 3 moves forwards and backwards, the push rod 3 is driven to move backwards through clockwise rotation of a rotating rod 2, and the push rod 3 slowly moves backwards to drive the external plug-in type sensor 5 to withdraw from the base 6 of the external plug-in type sensor. When the external plug-in sensor 5 completely withdraws from the valve core of the DN25 three-piece ball valve, the rotation is stopped, at this moment, the DN25 three-piece ball valve is closed, the external plug-in sensor 5 is not completely withdrawn at present, the front section is still left in the special leakage-proof tool, and the external plug-in sensor 5 is provided with a sealing ring to ensure that water cannot leak in the replacement process. At this moment, the three-piece ball valve is closed, then the damaged external plug-in sensor 5 can be safely and completely withdrawn, then the damaged external plug-in sensor 5 is withdrawn from the push rod 3, then a new external plug-in sensor 5 is replaced on the push rod 3, after the new external plug-in sensor 5 is replaced on the push rod 3, the rotating rod 2 is rotated, the push rod 3 is firstly pushed back to the inside of the bracket 1, the external plug-in sensor 5 enters the inside of the bracket 1 along with the push rod 3, then the three-piece ball valve DN25 is opened, the rotating rod 2 is continuously rotated, the external plug-in sensor 5 is slowly pushed back to the base 6 of the external plug-in sensor through the push rod 3, then the safety pin on the base 6 of the external plug-in sensor is locked, at this moment, the push rod 3 and the external plug-in sensor 5 are locked, then the ball valve 4 is disassembled from the base 5 of the external plug-in sensor installed on the pipe wall 7 of the pressure steel pipe, the utility model is disassembled and the replacement is finished.
When the time difference type flowmeter changes the external plug-in sensor with water under pressure and has the problems of equipment aging and the like in the operation process, the external plug-in sensor can be changed at any time under the condition that the pipeline does not stop supplying water, and the special tool has the characteristics of higher economy, reliability and the like.
The foregoing shows and describes the general principles, principal features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a time difference type flowmeter area is pressed and is taken water to change external plug-in sensor device which characterized in that: the sensor comprises a support, a rotary rod arranged at the front end of the support, a push rod arranged in the support and capable of moving back and forth along the axial direction of the support, and a ball valve arranged at the rear end of the support, wherein a threaded rod matched with a base of an external plug-in sensor is arranged at the rear end of the ball valve, the rotary rod controls the push rod to move back and forth along the axial direction of the support, and the rear end of the push rod is a threaded rod matched with the external plug-in sensor.
2. The time difference type flowmeter external plug-in sensor device with water replacement under pressure of claim 1, wherein: the size of the valve core of the ball valve is matched with that of the external plug-in sensor, and when the valve core of the ball valve is opened, the external plug-in sensor can move back and forth along the valve core of the ball valve.
3. The time difference type flowmeter external plug-in sensor device with water replacement under pressure of claim 1, wherein: the ball valve is a DN25 three-piece ball valve.
4. The time difference type flowmeter external plug-in sensor device with water replacement under pressure of claim 1, wherein: the support include two diaphragms that the symmetry set up and the ring of diaphragm both ends fixed connection.
5. The time difference type flowmeter external plug-in sensor device with water replacement under pressure of claim 1, wherein: the rotary rod is rotatably arranged at the front end of the bracket, and the rotary rod is fixedly connected with a screw nut which is sleeved on the propelling rod in a matching manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122939178.0U CN216899065U (en) | 2021-11-28 | 2021-11-28 | Time difference type flowmeter under-pressure water-carrying replacement external plug-in sensor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122939178.0U CN216899065U (en) | 2021-11-28 | 2021-11-28 | Time difference type flowmeter under-pressure water-carrying replacement external plug-in sensor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216899065U true CN216899065U (en) | 2022-07-05 |
Family
ID=82203927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122939178.0U Active CN216899065U (en) | 2021-11-28 | 2021-11-28 | Time difference type flowmeter under-pressure water-carrying replacement external plug-in sensor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216899065U (en) |
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2021
- 2021-11-28 CN CN202122939178.0U patent/CN216899065U/en active Active
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