CN209936050U - Underwater electric spark forming equipment - Google Patents
Underwater electric spark forming equipment Download PDFInfo
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- CN209936050U CN209936050U CN201920593205.3U CN201920593205U CN209936050U CN 209936050 U CN209936050 U CN 209936050U CN 201920593205 U CN201920593205 U CN 201920593205U CN 209936050 U CN209936050 U CN 209936050U
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- electric spark
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- forming device
- spark forming
- underwater electric
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Abstract
The utility model discloses an underwater electric spark forming equipment, including being used for the electric spark forming device under water to the shaping of nuclear power station reactor internal member surface screw hole, the top surface of reactor internal member is equipped with the component platform, install the track frame perpendicularly on this component platform, be equipped with the instrument transportation platform that can follow the track frame and reciprocate on the track frame, electric spark forming device sets up on instrument transportation platform under water, this underwater electric spark forming device is connected with the intraductal waterproof hose that is used for wearing the dress pencil, waterproof hose coils on subaerial reel, the coiling speed of reel and the speed looks adaptation that instrument transportation platform reciprocated, the other regulator cubicle that is provided with of reel, waterproof hose keeps away from underwater electric spark forming device's one end and is connected with the regulator cubicle. The utility model discloses simple structure, reasonable in design can utilize electric spark forming device to accomplish the restoration operation to nuclear power station reactor internals bounding wall subassembly screw under water.
Description
Technical Field
The utility model relates to an underwater electric spark forming technology field especially relates to an underwater electric spark forming equipment.
Background
The underwater electric spark forming technology is mainly used for mechanical forming of equipment in a nuclear power station reactor in water, such as: surface leveling forming, forming of holes such as thread prefabricated holes, pin holes, counter bores, blind holes and the like, forming of key grooves and the like. Because the traditional equipment and the process method thereof have great limitation in the application environment, special equipment capable of cutting, forming and repairing mechanical equipment in specific environments such as radiation, underwater and the like is required in the operation and maintenance process of a nuclear power plant.
Disclosure of Invention
The utility model aims to provide an underwater electric spark forming device which can meet the mechanical forming of equipment in a nuclear power station reactor in water.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model provides an underwater electric spark forming equipment, including the underwater electric spark forming device who is used for piling component surface screw hole shaping in the nuclear power station, the top surface of piling the component is equipped with the component platform, install the track frame perpendicularly on this component platform, be equipped with the instrument transport platform that can reciprocate along the track frame on the track frame, underwater electric spark forming device sets up on instrument transport platform, this underwater electric spark forming device is connected with intraductal waterproof hose that is used for wearing to adorn the pencil, waterproof hose winds on subaerial reel, the speed looks adaptation that the winding rate of reel and instrument transport platform reciprocated, be provided with the regulator cubicle by the reel, waterproof hose keeps away from underwater electric spark forming device's one end and is connected with the regulator cubicle.
In order to optimize the technical scheme, the specific measures adopted further comprise:
the underwater electric spark forming device is fixedly arranged on the device base, and the device base is fixedly arranged on the tool transportation platform through a positioning pin and a bolt.
The camera components are symmetrically arranged on the left and the right of the device base.
The underwater electric spark forming device consists of a box body, a sealing cover, an electrode driving mechanism, an electrode and clamp assembly and a front transparent cover; the box is fixed on the device base, the electrode driving mechanism is installed in the box, the sealing cover and the box cover to form a waterproof sealing space, the main shaft of the electrode driving mechanism extends out of the box, the electrode and clamp assembly is installed at the front end of the main shaft, the front transparent cover is installed at the front end of the box, and the electrode and clamp assembly can penetrate through the front transparent cover in a front-to-back moving mode.
A connecting pipe butted with the waterproof hose is installed on one side face of the sealing cover, and an observation window used for observing whether water leakage and water seepage exist in the sealed space is installed on the top face of the sealing cover.
The front end of the front transparent cover is provided with a sealing sleeve which can be abutted against the surface of the reactor internals to form a water seal, and the front transparent cover is provided with a connector for connecting a water inlet pipe and a water outlet pipe.
The base of the device is provided with a guide wheel bracket, the guide wheel bracket is rotatably provided with a guide wheel used for providing 90-degree turning guide for the waterproof hose, and the waterproof hose is in rolling contact with the guide wheel.
Compared with the prior art, the utility model discloses an underwater electric spark forming equipment includes regulator cubicle, reel, waterproof hose, underwater electric spark forming device, track frame and instrument transport platform. The rail frame and the tool transportation platform can convey the underwater electric spark forming device to the position of the nuclear power station in-core member needing to be repaired and formed. The electrical cabinet can control the underwater electric spark forming device to operate underwater through a cable and a control wire harness which are arranged in the waterproof hose in a penetrating mode.
The utility model discloses simple structure, reasonable in design can utilize electric spark forming device to accomplish the restoration operation to nuclear power station reactor internals bounding wall subassembly screw under water.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at I;
fig. 3 is an exploded view of the underwater electric spark forming apparatus of fig. 1.
Wherein the reference numerals are: the device comprises an in-pile component G, a component platform G1, a rail frame G2, a tool transportation platform G3, a waterproof hose G4, a winding drum G5, an electrical cabinet G6, an underwater electric spark forming device Z, a box body 1, a sealing cover 2, a connecting pipe 21, an observation window 22, an electrode driving mechanism 3, a main shaft 31, an electrode and clamp assembly 4, a front transparent cover 5, a sealing cover 51, a connector 52, a guide wheel bracket 6, a guide wheel 7, a device base 8 and a camera assembly 9.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
As shown in figures 1-3, the utility model discloses an underwater electric spark forming equipment, this underwater electric spark forming equipment can realize that nuclear power station reactor internals hanging flower basket barrel and radials bounding wall subassembly screw repair at the stronger underwater work of nuclear radiation dose. The main functions are as follows: enlarging the counter bore and forming the anti-loosening position required by the new bolt.
The underwater electric spark forming equipment comprises an underwater electric spark forming device Z, wherein the underwater electric spark forming device Z is a key part for forming threaded holes, counter bores or pin holes in the surfaces of a hanging basket barrel body and a web apron assembly of the nuclear power plant reactor internals G. The top surface of the in-pile member G is provided with a member platform G1, a track frame G2 is vertically arranged on the member platform G1, a ball screw pair consisting of a screw rod and a slide block nut and a driving motor for driving the screw rod to rotate are arranged on the track frame G2, and a tool transportation platform G3 which moves up and down along the track frame G2 along with the synchronous movement of the slide block nut is fixed on the slide block nut. The tool transport platform G3 consists of two parallel rails and a skid. The guide rail is provided with a guide rail sliding groove along the length direction of the guide rail, and two side edges of the sliding plate are respectively clamped in the guide rail sliding groove of the corresponding side guide rail in a sliding manner. The bottom surface of the sliding plate is fixed with a nut which is matched with a screw rod which is driven by a motor to rotate in a spiral way, so that the sliding plate can slide back and forth along the guide rail. The underwater electric spark forming device Z is fixedly arranged on a sliding plate of a tool transport platform G3, and can be conveyed to a position of the nuclear power plant reactor internals needing to be repaired and formed through the tool transport platform G3 and a track frame G2.
The underwater electric spark forming device Z is connected with a waterproof hose G4 used for penetrating and installing a wire harness in a pipe, and the waterproof hose G4 can improve the safety of cables and wire harnesses connected with a control line, a signal line and the like of the underwater electric spark forming device Z under water and prevent electric leakage. The waterproof hose G4 is wound on a winding drum G5 on the ground and can be wound or unwound by means of a winding drum G5, the winding speed of the winding drum G5 is matched with the up-and-down moving speed of the tool transport platform G3, an electrical cabinet G6 is arranged beside the winding drum G5, one end, far away from the underwater electric spark forming device Z, of the waterproof hose G4 is connected with the electrical cabinet G6, and therefore various cables penetrating through the waterproof hose G4 are connected with a control module in the electrical cabinet G6.
In the embodiment, the utility model discloses an underwater electric spark forming device Z fixed mounting is on device base 8, and device base 8 passes through locating pin and bolt at fixed mounting on the slide of instrument transport platform G3.
In the embodiment, the camera modules 9 are symmetrically arranged on the device base 8. The camera assembly 9 can monitor the processing condition of electric spark forming in real time and feed the monitored information back to the electrical cabinet G6 through a signal wire.
In the embodiment, the underwater electric spark forming device Z consists of a box body 1, a sealing cover 2, an electrode driving mechanism 3, an electrode and clamp assembly 4 and a front transparent cover 5. The case 1 is fixed on the apparatus base 8, and the electrode driving mechanism 3 is installed in the case 1. The electrode driving mechanism 3 comprises a servo motor and a ball screw pair driven by the servo motor, a screw of the ball screw pair is in driving connection with the servo motor, a slide block nut of the ball screw pair is spirally arranged on the screw and can move left and right along the screw under the rotating action of the screw, and a main shaft 31 is fixed on the slide block nut, so that the main shaft can synchronously move along with the slide block nut. The sealing cover 2 is installed on the box body 1 through bolts, and can form a waterproof sealing space with the box body 1 in a covering and matching mode, so that the operation safety of the electrode driving mechanism 3 installed in the box body 1 can be guaranteed. A main shaft 31 of the electrode driving mechanism 3 extends out of the box body 1, an electrode and clamp assembly 4 is installed at the front end of the main shaft 31, and the electrode and clamp assembly 4 consists of an electrode and a clamp used for clamping and fixing the electrode. The electrode and holder assembly 4 effects discharge forming during reciprocation of the spindle 31. The front transparent cover 5 is arranged at the front end of the box body 1, and the electrode and clamp assembly 4 can be arranged in the front transparent cover 5 in a penetrating way in a way of moving back and forth. The front transparent cover 5 can ensure that sewage in the forming process does not diffuse outwards.
In the embodiment, a connection pipe 21 connected to a waterproof hose G4 is installed on one side surface of the sealing cover 2, and an observation window 22 for observing whether water leaks or seeps into the sealed space is installed on the top surface of the sealing cover 2. The operation of the electrode driving mechanism 3 can also be observed through the observation window 22.
In the embodiment, a sealing sleeve 51 capable of abutting against the surface of the reactor internals G to form a water seal is mounted at the front end of the front transparent cover 5, and a connector 52 for connecting a water inlet pipe and a water outlet pipe is arranged on the front transparent cover 5. The connector 52 of the transparent cover 5 is used for connecting with an external filtering device, and the effect of purifying the water in the forming area is achieved by filtering.
In the embodiment, the apparatus base 8 is provided with the guide wheel bracket 6, the guide wheel bracket 6 is rotatably provided with the guide wheel 7 for providing 90-degree turning guidance for the waterproof hose G4, and the waterproof hose G4 is in rolling contact with the guide wheel 7.
While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by those skilled in the art without departing from the scope of the present invention.
Claims (7)
1. An underwater electric spark forming device comprises an underwater electric spark forming device (Z) for forming a threaded hole in the surface of a reactor internals (G) of a nuclear power station, and is characterized in that: the top surface of the in-pile member (G) is provided with a member platform (G1), a track frame (G2) is vertically arranged on the member platform (G1), the track frame (G2) is provided with a tool transport platform (G3) which can move up and down along the track frame (G2), the underwater electric spark forming device (Z) is arranged on a tool transportation platform (G3), the underwater electric spark forming device (Z) is connected with a waterproof hose (G4) which is used for threading and installing a wire harness in the hose, the waterproof hose (G4) is wound on a reel (G5) on the ground, the winding speed of the reel (G5) is matched with the up-and-down moving speed of the tool transportation platform (G3), an electrical cabinet (G6) is arranged beside the winding drum (G5), and one end, far away from the underwater electric spark forming device (Z), of the waterproof hose (G4) is connected with the electrical cabinet (G6).
2. An underwater electro discharge forming apparatus as claimed in claim 1, wherein: the underwater electric spark forming device (Z) is fixedly arranged on a device base (8), and the device base (8) is fixedly arranged on a tool transportation platform (G3) through a positioning pin and a bolt.
3. An underwater electro discharge forming apparatus as claimed in claim 2, wherein: the camera components (9) are symmetrically arranged on the left and the right of the device base (8).
4. An underwater electro discharge forming apparatus as claimed in claim 3, wherein: the underwater electric spark forming device (Z) consists of a box body (1), a sealing cover (2), an electrode driving mechanism (3), an electrode and clamp assembly (4) and a front transparent cover (5); the electrode driving device is characterized in that the box body (1) is fixed on the device base (8), the electrode driving mechanism (3) is installed in the box body (1), the sealing cover (2) and the box body (1) are covered and matched to form a waterproof sealing space, a main shaft (31) of the electrode driving mechanism (3) extends out of the box body (1), the electrode and clamp assembly (4) is installed at the front end of the main shaft (31), the front transparent cover (5) is installed at the front end of the box body (1), and the electrode and clamp assembly (4) can be arranged in the front transparent cover (5) in a penetrating mode in a front-and-back moving mode.
5. An underwater electro discharge forming apparatus as claimed in claim 4, wherein: a side of the sealing cover (2) is provided with a connecting pipe (21) butted with a waterproof hose (G4), and the top surface of the sealing cover (2) is provided with an observation window (22) used for observing whether water leakage and water seepage exist in the sealing space.
6. An underwater electro discharge forming apparatus as claimed in claim 5, wherein: the front end of the front transparent cover (5) is provided with a sealing sleeve (51) which can be abutted against the surface of the reactor internals (G) to form a water seal, and the front transparent cover (5) is provided with a connector (52) for connecting a water inlet pipe and a water outlet pipe.
7. An underwater electro discharge forming apparatus as claimed in claim 6, wherein: the device base (8) on install guide wheel support (6), install on this guide wheel support (6) rotatoryly and be used for providing 90 degrees turn guide's guide wheel (7) for waterproof hose (G4), waterproof hose (G4) and guide wheel (7) roll contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920593205.3U CN209936050U (en) | 2019-04-28 | 2019-04-28 | Underwater electric spark forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920593205.3U CN209936050U (en) | 2019-04-28 | 2019-04-28 | Underwater electric spark forming equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209936050U true CN209936050U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920593205.3U Active CN209936050U (en) | 2019-04-28 | 2019-04-28 | Underwater electric spark forming equipment |
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| CN (1) | CN209936050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620837A (en) * | 2020-12-18 | 2021-04-09 | 中广核核电运营有限公司 | Vertical electric spark underwater cutting device for spent fuel assembly of nuclear power station |
-
2019
- 2019-04-28 CN CN201920593205.3U patent/CN209936050U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620837A (en) * | 2020-12-18 | 2021-04-09 | 中广核核电运营有限公司 | Vertical electric spark underwater cutting device for spent fuel assembly of nuclear power station |
| CN112620837B (en) * | 2020-12-18 | 2022-07-15 | 中广核核电运营有限公司 | Vertical electric spark underwater cutting device for spent fuel assembly of nuclear power station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An underwater electric spark forming equipment Effective date of registration: 20220525 Granted publication date: 20200114 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Ningbo Haishu sub branch Pledgor: NINGBO BOHONG MACHINERY MANUFACTURING DEVELOPING Co.,Ltd. Registration number: Y2022330000781 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |