CN215395023U - Manual and automatic spring switching and dismounting device of electric actuator for nuclear power plant engineering installation - Google Patents
Manual and automatic spring switching and dismounting device of electric actuator for nuclear power plant engineering installation Download PDFInfo
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- CN215395023U CN215395023U CN202121890385.5U CN202121890385U CN215395023U CN 215395023 U CN215395023 U CN 215395023U CN 202121890385 U CN202121890385 U CN 202121890385U CN 215395023 U CN215395023 U CN 215395023U
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Abstract
The utility model discloses a manual-automatic switching spring dismounting device of an electric actuator for nuclear power plant engineering installation, which belongs to the technical field of electric actuators and is characterized by comprising a device body, wherein the device body is combined together when the manual-automatic switching spring is dismounted, a trumpet-shaped aligning port is aligned with a hollow shaft and slides to the position of a round gasket, then the device is pressed down by two hands with force to separate the round gasket from a snap spring, one person uses the snap spring to remove the snap spring, an operator using the device body slowly lifts the spring to release the elastic force, the round gasket is firstly placed on the spring when the manual-automatic switching spring is installed, then the device body is combined together, the round gasket is aligned by the trumpet-shaped aligning port and slides to the position of a fixed round gasket and a spring bayonet, then the device is pressed down by two hands with force to compress the spring and the round gasket to the position below the snap spring through the hollow shaft, one person uses the clamp spring pincers to install the clamp spring, and an operator using the device body slowly lifts to enable the spring to release elastic force.
Description
Technical Field
The utility model relates to the technical field of electric actuators, in particular to a manual and automatic switching spring dismounting device of an electric actuator for nuclear power station engineering installation.
Background
The manual and automatic switching spring dismounting and mounting device for the electric actuator for the nuclear power station engineering installation is used for 64 '30 NA' type electric actuators installed in the first-stage engineering of a certain nuclear power station, and is used for dismounting and mounting the manual and automatic switching spring installed on a hollow shaft of the electric actuator during disassembly and overhaul of the type electric actuator.
But the manual automatic switch-over spring dismouting device of electric actuator for the installation of current nuclear power station engineering is when dismantling manual automatic switch-over spring, the spring is in compression state needs alone to push down the gasket on the spring with both hands and continues compression spring, alone use jump ring pincers to take off the jump ring, and the same reason, the installation also need press the gasket with the hand in advance and compress the spring, just can install the jump ring, whole working process is troublesome and laboursome, and there is the release hand to pop out the gasket risk during compression spring, need that this work can be carried out to the talent that experience is abundant and cooperation ability is strong.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a manual and automatic switching spring dismounting device of an electric actuator for nuclear power station engineering installation, and aims to solve the problems.
The utility model is realized in such a way that the manual-automatic switching spring dismounting device of the electric actuator for the nuclear power plant engineering installation comprises a device body, wherein the device body comprises a first dismounting plate and a second dismounting plate, connecting rods are fixedly connected above the rear end surfaces of the first dismounting plate and the second dismounting plate, a rotating shaft is arranged between the other ends of the two connecting rods, a horn-shaped alignment port is formed between the lower end surfaces of the first dismounting plate and the second dismounting plate, a fixed round gasket and a spring bayonet are arranged on the inner wall of the lower end surface of the device body, and the fixed round gasket and the spring bayonet are positioned above the horn-shaped alignment port.
In order to facilitate the pressing down of the device body, the manual and automatic switching spring dismounting device for the electric actuator for the nuclear power plant engineering installation is preferable, and a handle is installed on the front end face of the device body.
In order to realize matching with a hollow shaft, the manual and automatic switching spring dismounting device for the electric actuator for nuclear power plant engineering installation is preferable, and the opening diameter of the upper end face of the device body is larger than that of the lower end face.
In order to be conveniently matched with the hollow shaft and the round gasket, the manual-automatic switching spring dismounting device for the electric actuator for the nuclear power plant engineering installation is preferred, and the fixed round gasket and the spring bayonet are circular and are matched with the outer wall of the hollow shaft.
In order to facilitate combination of the first dismounting plate and the second dismounting plate, the manual-automatic switching spring dismounting device for the electric actuator for nuclear power plant engineering installation is preferably provided with a V-shaped connecting rod and a rotating shaft.
Compared with the prior art, the utility model has the beneficial effects that:
1. the manual and automatic switching spring dismounting device for the electric actuator for the nuclear power station engineering installation is characterized in that a first dismounting plate and a second dismounting plate of a device body are combined together when a manual and automatic switching spring is dismounted, two connecting rods are close to each other under the action of a rotating shaft under the action of the force of the first dismounting plate and the second dismounting plate when the manual and automatic switching spring is dismounted, a horn-shaped aligning opening is aligned with a hollow shaft to slide to the position of a round gasket, then the device body is pressed down by two hands forcibly to separate the round gasket from a clamp spring, one person uses clamp spring to remove the clamp spring on the hollow shaft, an operator using the device body slowly lifts the device body to release the elastic force of the spring, the dismounting can be completed, the round gasket is firstly placed on the spring when the manual and automatic switching spring is mounted, then the first dismounting plate and the second dismounting plate of the device body are combined together, the horn-shaped aligning opening is aligned with the round gasket to slide to the position of a fixed round gasket and a spring bayonet, then, the device body is pressed down with force by two hands, the spring and the round gasket are compressed below the position of the snap spring through the hollow shaft, one person uses the snap spring pliers to install the snap spring, an operator using the device body slowly lifts the spring to release the elastic force, and then the installation of an automatic switching spring of an opponent can be realized, so that the automatic switching spring of the electric actuator of the type can be quickly and safely disassembled and installed, and the potential risk of threatening the safety of personnel and equipment in the overhauling process can be avoided;
to sum up, this kind of manual automatic switch-over spring dismouting device of electric actuator for nuclear power station engineering installation effectively solves the difficult dismouting problem of electric actuator manual automatic switch-over spring to labour saving and time saving, work efficiency is high, it makes the gasket pop out the risk and improves greatly to avoid taking off the hand when both hands appear tired in the dismantlement installation, and this device has to put into the function together gasket and spring are fixed, effectively avoids threatening personnel and equipment safety's potential risk in the maintenance process, and this device simple structure, convenient to use.
Drawings
FIG. 1 is an overall structure diagram of a manual-automatic switching spring dismounting device of an electric actuator for nuclear power plant engineering installation, according to the present invention;
FIG. 2 is an enlarged view of the structure at A of FIG. 1 according to the present invention;
fig. 3 is an enlarged structural view of the utility model at B of fig. 1.
In the figure, 1, a rotating shaft; 2. a horn-shaped alignment port; 3. fixing the round gasket and the spring bayonet; 4. a handle; 5. a device body; 501. a first knock-down plate; 502. a second knock-down plate; 503. a connecting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-3, in this embodiment, when disassembling the manual automatic switching spring, the first detachable plate 501 and the second detachable plate 502 of the device body 5 are combined together, and the two connecting rods 503 are moved close to each other by the force of the first detachable plate 501 and the second detachable plate 502 under the action of the rotating shaft 1, and then the round trumpet-shaped aligning opening 2 is aligned with the hollow shaft to slide to the round gasket position, then the device body 5 is pressed down by two hands to separate the round gasket from the snap spring, one person uses the snap spring clamp to remove the snap spring on the hollow shaft, the operator using the device body 5 slowly lifts up to release the spring force, so as to complete the disassembly, when installing the manual automatic switching spring, the round gasket is placed on the spring, then the first detachable plate 501 and the second detachable plate 502 of the device body 5 are combined together, the round trumpet-shaped aligning opening 2 is aligned with the round gasket to slide to the position of fixing the round gasket and the bayonet 3, then both hands exert oneself and push down device body 5, make spring and gasket pass through the hollow shaft compression to jump ring position below, alone use jump ring pincers installation jump ring, the operator who uses device body 5 slowly lifts and makes spring release elasticity, and then can realize the installation of adversary automatic switch-over spring to realized can be fast, safe dismantlement and the manual automatic switch-over spring of installation this model electric actuator, and can avoid threaten the potential risk of personnel and equipment safety at the maintenance process.
Referring to fig. 1, in the present embodiment, the handle 4 is used to press down the device body 5, so as to facilitate the manual-automatic switching spring for detaching or installing the electric actuator.
The working principle is as follows: when the manual automatic switching spring is disassembled, a first disassembling plate 501 and a second disassembling plate 502 of a device body 5 are combined together, two connecting rods 503 are close to each other under the action of a rotating shaft 1 under the action of the force of the first disassembling plate 501 and the second disassembling plate 502 when combined, a horn-shaped aligning port 2 is aligned with a hollow shaft and slides to the position of a round gasket, then the device body 5 is pressed down by two hands to separate the round gasket from the clamp spring, one person uses clamp spring pincers to remove the clamp spring on the hollow shaft, an operator using the device body 5 slowly lifts the device body to release the elastic force of the spring, the disassembly can be completed, the round gasket is firstly placed on the spring when the manual automatic switching spring is assembled, then the first disassembling plate 501 and the second disassembling plate 502 of the device body 5 are combined together, the horn-shaped aligning port 2 is aligned with the round gasket and slides to the position of a fixed round gasket and a spring bayonet 3, then both hands exert oneself and push down device body 5, make spring and gasket pass through the hollow shaft compression to jump ring position below, alone use jump ring pincers installation jump ring, the operator who uses device body 5 slowly lifts and makes spring release elasticity, and then can realize the installation of adversary automatic switch-over spring to realized can be fast, safe dismantlement and the manual automatic switch-over spring of installation this model electric actuator, and can avoid threaten the potential risk of personnel and equipment safety at the maintenance process.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a manual automatic switch-over spring dismouting device of electric actuator for nuclear power station engineering installation, includes device body (5), its characterized in that: device body (5) are including first dismouting board (501) and second dismouting board (502), the equal fixedly connected with connecting rod (503) in rear end face top of first dismouting board (501) and second dismouting board (502), two install pivot (1) between the other end of connecting rod (503), formed between the lower terminal surface of first dismouting board (501) and second dismouting board (502) and tubaeform alignment mouth (2), fixed circular gasket and spring bayonet socket (3) have been seted up to the lower terminal surface inner wall of device body (5), fixed circular gasket and spring bayonet socket (3) are located tubaeform alignment mouth (2)'s top.
2. The manual and automatic spring switching and dismounting device for the electric actuator for nuclear power plant engineering installation according to claim 1, is characterized in that: the front end face of the device body (5) is provided with a handle (4).
3. The manual and automatic spring switching and dismounting device for the electric actuator for nuclear power plant engineering installation according to claim 1, is characterized in that: the opening diameter of the upper end face of the device body (5) is larger than that of the lower end face.
4. The manual and automatic spring switching and dismounting device for the electric actuator for nuclear power plant engineering installation according to claim 1, is characterized in that: the fixed round gasket and the spring bayonet (3) are round and matched with the outer wall of the hollow shaft.
5. The manual and automatic spring switching and dismounting device for the electric actuator for nuclear power plant engineering installation according to claim 1, is characterized in that: the two connecting rods (503) and the rotating shaft (1) are in a V shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121890385.5U CN215395023U (en) | 2021-08-13 | 2021-08-13 | Manual and automatic spring switching and dismounting device of electric actuator for nuclear power plant engineering installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121890385.5U CN215395023U (en) | 2021-08-13 | 2021-08-13 | Manual and automatic spring switching and dismounting device of electric actuator for nuclear power plant engineering installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215395023U true CN215395023U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121890385.5U Active CN215395023U (en) | 2021-08-13 | 2021-08-13 | Manual and automatic spring switching and dismounting device of electric actuator for nuclear power plant engineering installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215395023U (en) |
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2021
- 2021-08-13 CN CN202121890385.5U patent/CN215395023U/en active Active
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