CN220622920U - Connecting rod tool for valve shaft of air valve - Google Patents
Connecting rod tool for valve shaft of air valve Download PDFInfo
- Publication number
- CN220622920U CN220622920U CN202322214573.1U CN202322214573U CN220622920U CN 220622920 U CN220622920 U CN 220622920U CN 202322214573 U CN202322214573 U CN 202322214573U CN 220622920 U CN220622920 U CN 220622920U
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- Prior art keywords
- valve shaft
- connector
- actuating mechanism
- connecting rod
- groove
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- 238000003466 welding Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000035929 gnawing Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model provides a connecting rod tool for a valve shaft of a valve, which comprises a middle rod, a valve shaft connector and an actuating mechanism connector, wherein the middle rod is respectively connected with two ends of the middle rod; one side of the valve shaft connector is fixedly connected with the middle rod, a semicircular through groove is formed in the valve shaft connector, and one side of the semicircular through groove is sleeved on the valve shaft; the utility model discloses a rotary electric machine, including actuating mechanism connector, actuating mechanism, middle pole, actuating mechanism connector one side with middle pole fixed connection, set up circular logical groove in the actuating mechanism connector, circular logical groove one side cover in on the middle pole, the actuating mechanism connector outside sets up to the hexagonal and with actuating mechanism meshing fixedly. The utility model realizes the accurate matching of the transmission angles of the valve shaft, the valve shaft connecting rod and the actuating mechanism, enhances the transmission efficiency, and realizes that the valve can be normally used after only replacing the valve shaft connecting rod without replacing the damaged meshing teeth of the actuating mechanism during the replacement.
Description
Technical Field
The utility model relates to the technical field of transmission of a wind valve of a nuclear power station, in particular to a connecting rod tool for a shaft of the wind valve.
Background
The on-site use of the air valve actuating mechanism in the nuclear power station is realized by the fact that the switching principle of the air valve actuating mechanism is meshed with a circular valve shaft connecting rod through transmission teeth of the actuating mechanism and the valve shaft connecting rod is driven to rotate through rotation of the actuating mechanism. The valve link shaft is connected with the actuator. Due to the fact that the transmission effect is not ideal and the design structure is not reasonable, the valve shaft connecting rod is enabled to have the technical problems of deep gnawing, grinding of meshing teeth of the actuating mechanism, loss of the transmission effect and the like along with multiple rotations of the actuating mechanism. When the electrically operated valve is actuated, this results in no actuation feedback of the valve. If the air valve is maintained, the valve shaft connecting rod and the whole set of actuating mechanism are required to be replaced at the same time, but the problem cannot be fundamentally solved, and meanwhile, multiple wastes of manpower and resources are caused.
Disclosure of Invention
The utility model aims to provide a connecting rod tool for a valve shaft of a valve, which solves the technical problem that a connecting rod of an actuating mechanism of the valve and the valve shaft fails.
In one aspect, there is provided a connecting rod tool for a valve shaft of a damper, comprising:
the middle rod is respectively connected with the valve shaft connector and the actuating mechanism connector at two ends of the middle rod;
one side of the valve shaft connector is fixedly connected with the middle rod, a semicircular through groove is formed in the valve shaft connector, and one side of the semicircular through groove is sleeved on the valve shaft;
the utility model discloses a rotary electric machine, including actuating mechanism connector, actuating mechanism, middle pole, actuating mechanism connector one side with middle pole fixed connection, set up circular logical groove in the actuating mechanism connector, circular logical groove one side cover in on the middle pole, the actuating mechanism connector outside sets up to the hexagonal and with actuating mechanism meshing fixedly.
Preferably, a first connecting part is arranged at one end of the middle rod, and the first connecting part is embedded into the semicircular through groove of the valve shaft connector and is fixed through a first welding point.
Preferably, a second connecting part is arranged at one end of the middle rod, and the second connecting part is embedded into the circular through groove of the actuating mechanism connector and is fixed through a second welding spot and a third welding spot.
Preferably, one end of the intermediate rod is provided with a second connecting part, and the second connecting part is embedded into the circular through groove of the actuating mechanism connector.
Preferably, the valve shaft connector is cylindrical, and a semicircular through groove penetrating through the valve shaft connector is formed in the valve shaft connector.
Preferably, the outer wall of the actuating mechanism connector is hexagonal, and a circular through groove penetrating through the actuating mechanism connector is formed in the actuating mechanism connector.
Preferably, the diameter of the cross section of the actuator connector is greater than the diameter of the cross section of the valve shaft connector.
Preferably, the diameter of the cross section of the valve shaft connector is the same as the diameter of the cross section of the intermediate lever.
In summary, the embodiment of the utility model has the following beneficial effects:
the connecting rod tool for the valve shaft of the air valve, provided by the utility model, realizes the precise matching of the transmission angles of the valve shaft, the valve shaft connecting rod and the actuating mechanism, enhances the transmission efficiency, and realizes that the valve can be normally used after only replacing the valve shaft connecting rod without replacing the damaged meshing teeth of the actuating mechanism during replacement; the damage frequency of the actuating mechanism and the valve shaft is reduced, the maintenance frequency is reduced, the replacement cost of spare parts and the manpower resource cost are saved, and the occurrence of unit faults is reduced; when valves with the same type are in large batches, the valve shaft connecting rod measuring tool can be used for accurately measuring the mutual angle between the semicircular joint of the valve shaft and the meshing teeth of the actuating mechanism, and then the valve shaft connecting rod can be processed in batches for on-site modification, so that the cost is saved; meanwhile, the valve shaft connecting rod is used for on-site measurement of the meshing tooth gap angle between the valve shaft semicircular connector and the actuating mechanism, and the actuating mechanism connector is welded with the valve shaft connector to meet the requirements of any type of air valve.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.
FIG. 1 is a schematic illustration of a link tool for a valve shaft of a damper according to an embodiment of the present utility model.
FIG. 2 is a schematic illustration of a link tool for a valve shaft of a damper according to an embodiment of the present utility model.
FIG. 3 is a left side schematic view of a link tool for a valve shaft of a damper according to an embodiment of the present utility model.
FIG. 4 is a right side schematic view of a link tool for a valve shaft of a damper according to an embodiment of the present utility model.
FIG. 5 is a schematic illustration of a link tool for a valve shaft of a damper according to an embodiment of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
Referring now to fig. 1-5, there is shown a schematic diagram of one embodiment of a connecting rod tool for a valve shaft of a damper according to the present utility model. In this embodiment, it includes:
the middle rod 1 is respectively connected with the valve shaft connector 2 and the actuating mechanism connector 3 at two ends of the middle rod;
one side of the valve shaft connector 2 is fixedly connected with the middle rod 1, a semicircular through groove 6 is formed in the valve shaft connector 2, and one side of the semicircular through groove 6 is sleeved on the valve shaft;
the utility model discloses a novel electric motor car, including actuating mechanism connector 3, actuating mechanism connector 3 one side with intermediate lever 1 fixed connection, set up circular logical groove 7 in the actuating mechanism connector 3, circular logical groove 7 one side cover in on the intermediate lever 1, actuating mechanism connector 3 outside set up to the hexagonal and with actuating mechanism meshing fixedly.
The middle rod 1 is used as a part for connecting the valve shaft connector 2 and the actuating mechanism connector 3, and plays a role in connection and transmission; the valve shaft connector 2 is connected with the valve shaft of the air valve and the middle rod 1, and the valve shaft is inserted into the semicircular through groove 6 of the valve shaft connector 2, so that the valve shaft and the valve shaft connector 2 synchronously rotate; the actuating mechanism connector 3 is connected with the actuating mechanism and the middle rod 1, the shapes of the actuating mechanism connector 3 and the gaps of the meshing teeth of the actuating mechanism are mutually matched, and the actuating mechanism connector 3 is clamped by adjusting the sizes of the gaps of the meshing teeth of the actuating mechanism, so that the synchronous rotation of the actuating mechanism and the actuating mechanism connector 3 is realized.
In a specific embodiment, a first connecting portion is disposed at one end of the intermediate rod 1, and the first connecting portion is embedded into the semicircular through groove 6 of the valve shaft connector 2 and is fixed by a first welding point 5. The middle rod 1 is inserted into a semicircular through groove 6 of the valve shaft connector 2 for fixing, the displacement of the middle rod is limited by a welding mode, and the shape of the through groove is matched with that of the semicircular connector of the valve shaft of the on-site air valve. When the valve shaft is used on site, the valve shaft is also inserted into the through groove of the valve shaft connector 2, so that the valve shaft, the middle rod 1 and the valve shaft connector 2 synchronously rotate.
Specifically, a second connecting portion is arranged at one end of the middle rod 1, and the second connecting portion is embedded into the circular through groove 7 of the actuating mechanism connector 3 and is fixed through a second welding point and a third welding point 4. When the valve shaft connecting rod is used, the middle rod 1 and the actuating mechanism connector 3 are welded together, and the welding angle is determined according to the mutual angle between the semicircular connector of the valve shaft and the meshing tooth gap of the actuator on site.
Specifically, the valve shaft connector 2 is cylindrical, and a semicircular through groove 6 penetrating through the valve shaft connector 2 is formed in the valve shaft connector 2. The outer wall that actuating mechanism connector 3 is the hexagon, set up in the actuating mechanism connector 3 and run through its inside circular logical groove 7. The diameter of the cross section of the actuator connector 3 is larger than the diameter of the cross section of the valve shaft connector 2. The diameter of the cross section of the valve shaft connector 2 is the same as the diameter of the cross section of the intermediate rod 1.
In another embodiment, a second connecting portion is disposed at one end of the intermediate rod 1, and the second connecting portion is embedded in the circular through groove 7 of the actuator connector 3 and is fixed by the second welding point and the third welding point 4. At this time, when being used as measuring tool, the middleware does not weld with the actuating mechanism connector 3, and aim at measures valve shaft semicircle connector and actuating mechanism meshing tooth mutual angle, if meet large batch model equipment, can measure its mutual angle batch processing integration valve rod, and valve shaft connector 2, actuating mechanism connector 3 integration reduce welding procedure.
In summary, the embodiment of the utility model has the following beneficial effects:
the connecting rod tool for the valve shaft of the air valve, provided by the utility model, realizes the precise matching of the transmission angles of the valve shaft, the valve shaft connecting rod and the actuating mechanism, enhances the transmission efficiency, and realizes that the valve can be normally used after only replacing the valve shaft connecting rod without replacing the damaged meshing teeth of the actuating mechanism during replacement; the damage frequency of the actuating mechanism and the valve shaft is reduced, the maintenance frequency is reduced, the replacement cost of spare parts and the manpower resource cost are saved, and the occurrence of unit faults is reduced; when valves with the same type are in large batches, the valve shaft connecting rod measuring tool can be used for accurately measuring the mutual angle between the semicircular joint of the valve shaft and the meshing teeth of the actuating mechanism, and then the valve shaft connecting rod can be processed in batches for on-site modification, so that the cost is saved; meanwhile, the valve shaft connecting rod is used for on-site measurement of the meshing tooth gap angle between the valve shaft semicircular connector and the actuating mechanism, and the actuating mechanism connector is welded with the valve shaft connector to meet the requirements of any type of air valve.
The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.
Claims (8)
1. A link tool for a valve shaft of a damper, comprising:
the middle rod is respectively connected with the valve shaft connector and the actuating mechanism connector at two ends of the middle rod;
one side of the valve shaft connector is fixedly connected with the middle rod, a semicircular through groove is formed in the valve shaft connector, and one side of the semicircular through groove is sleeved on the valve shaft;
the utility model discloses a rotary electric machine, including actuating mechanism connector, actuating mechanism, middle pole, actuating mechanism connector one side with middle pole fixed connection, set up circular logical groove in the actuating mechanism connector, circular logical groove one side cover in on the middle pole, the actuating mechanism connector outside sets up to the hexagonal and with actuating mechanism meshing fixedly.
2. The connecting rod tool for a valve shaft of a damper according to claim 1, wherein a first connecting portion is provided at one end of the intermediate lever, and the first connecting portion is embedded in a semicircular through groove of the valve shaft connector and is fixed by a first welding point.
3. The connecting rod tool for a valve shaft of a damper according to claim 2, wherein a second connecting portion is provided at one end of the intermediate lever, and the second connecting portion is embedded in the circular through groove of the actuator connector and is fixed by a second welding point and a third welding point.
4. The connecting rod tool for a valve shaft of a damper according to claim 2, wherein a second connecting portion is provided at one end of the intermediate lever, and the second connecting portion is embedded in the circular through groove of the actuator connector.
5. A connecting rod tool for a valve shaft of a damper according to claim 3 or 4, wherein the valve shaft connector is cylindrical, and a semicircular through groove penetrating the valve shaft connector is formed in the valve shaft connector.
6. The connecting rod tool for a valve shaft of a damper of claim 5, wherein the outer wall of the actuator connector is hexagonal, and a circular through slot is formed in the actuator connector and penetrates the actuator connector.
7. The linkage tool for a valve shaft of a damper of claim 6, wherein a diameter of a cross section of the actuator connector is greater than a diameter of a cross section of the valve shaft connector.
8. A connecting rod tool for a valve shaft of a damper as defined in claim 7, wherein the diameter of the cross section of the valve shaft connector is the same as the diameter of the cross section of the intermediate shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322214573.1U CN220622920U (en) | 2023-08-16 | 2023-08-16 | Connecting rod tool for valve shaft of air valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322214573.1U CN220622920U (en) | 2023-08-16 | 2023-08-16 | Connecting rod tool for valve shaft of air valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220622920U true CN220622920U (en) | 2024-03-19 |
Family
ID=90222815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322214573.1U Active CN220622920U (en) | 2023-08-16 | 2023-08-16 | Connecting rod tool for valve shaft of air valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220622920U (en) |
-
2023
- 2023-08-16 CN CN202322214573.1U patent/CN220622920U/en active Active
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