CN213793278U - Target plate on-line replacer - Google Patents
Target plate on-line replacer Download PDFInfo
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- CN213793278U CN213793278U CN202022284172.XU CN202022284172U CN213793278U CN 213793278 U CN213793278 U CN 213793278U CN 202022284172 U CN202022284172 U CN 202022284172U CN 213793278 U CN213793278 U CN 213793278U
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- pull rod
- target plate
- positioning pull
- shaft
- changer
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Abstract
The utility model relates to a target plate online replacer, which comprises a target plate, a carrying pipe and a purging pipe, wherein the carrying pipe is communicated with the purging pipe; one end of the pressure-bearing cavity is communicated with the purging pipe through a gate valve, and the other end of the pressure-bearing cavity is fixedly connected with the positioning pull rod assembly; a discharge valve is arranged on the pressure bearing cavity; the shaft sequentially penetrates through the centers of the positioning pull rod assembly, the pressure-bearing cavity, the gate valve and the purging pipe; a hand wheel is arranged at one end of the shaft, the hand wheel is arranged on the outer side of the positioning pull rod assembly, a target support is arranged at the other end of the shaft, and the target plate is fixedly connected with the target support; the utility model is a target plate on-line replacer with simple structure, safety, reliability, convenient use and low cost; the replacement time of the target plate is obviously shortened, the corresponding purging cost is also reduced, and the manpower and the financial resources are saved.
Description
Technical Field
The utility model relates to a target plate changes ware on line especially relates to the industry pipeline sweeps the change on line of target plate that hits the target, belongs to the industrial production field.
Background
After the industrial pipeline is installed and tested, the pipeline is purged according to the standard, the traditional method is that when a target plate is replaced, the pressure in the pipeline is required to be reduced to no pressure, then the target plate is replaced, and then the pressure is raised to the specified pressure and speed to purge and target, and the operation is repeated. In the prior art, the target plate is replaced once, time and labor are wasted, and the cost is high, and the safety risk generated in the process of reducing and boosting the pressure of a pipeline is increased. Therefore, how to produce a device capable of rapidly replacing the target plate becomes a problem to be solved by manufacturers.
SUMMERY OF THE UTILITY MODEL
The utility model provides an online target plate replacer aiming at the defects existing in the prior art to solve the problems existing in the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme:
a target plate online changer comprises a target plate, a connecting pipe and a purging pipe, wherein the connecting pipe is communicated with the purging pipe, and the changer comprises a gate valve, a pressure bearing cavity, a positioning pull rod assembly, a shaft and a hand wheel; one end of the pressure-bearing cavity is communicated with the purging pipe through a gate valve, and the other end of the pressure-bearing cavity is fixedly connected with the positioning pull rod assembly; a discharge valve is arranged on the pressure bearing cavity; the shaft sequentially penetrates through the centers of the positioning pull rod assembly, the pressure-bearing cavity, the gate valve and the purging pipe; one end of the shaft is provided with a hand wheel which is arranged on the outer side of the positioning pull rod assembly, and the other end of the shaft is provided with a target support for fixing a target plate.
Furthermore, a guide plate is arranged between the gate valve and the purging pipe, and a through hole corresponding to the shaft is formed in the guide plate.
Furthermore, an upper positioning hole and a lower positioning hole are formed in the shaft.
Furthermore, the positioning pull rod assembly comprises a first positioning pull rod and a second positioning pull rod; the first positioning pull rod is arranged below the second positioning pull rod.
Furthermore, the first positioning pull rod and the second positioning pull rod are fixedly connected.
Further, a first fixed seat is arranged at the lower end of the inner side of the first positioning pull rod, a first groove is formed in the middle of the first fixed seat, and a through hole corresponding to the shaft is formed in the inner side of the first groove; a stuffing box is arranged in the first groove and sleeved on the shaft; the top end of the first fixed seat is provided with a packing gland.
Furthermore, a second fixed seat is arranged at the upper end of the outer side of the second positioning pull rod, a second groove is formed in the middle of the second fixed seat, and a through hole corresponding to the shaft is formed in the second groove; a limiting key is arranged in the second groove, the limiting key sleeve is arranged on the shaft, and a limiting key pressing cover is arranged at the top end of the second fixing seat.
Furthermore, the bottom end of the hand wheel is provided with a thrust bearing.
Furthermore, the target plate is connected with the target holder through bolts.
Furthermore, the pressure bearing cavity is connected with the positioning pull rod assembly through a bolt.
Owing to adopted above technique, the utility model discloses compare than prior art, the beneficial effect who has as follows:
(1) the utility model is a target plate on-line replacer with simple structure, safety, reliability, convenient use and low cost; the replacement time of the target plate is obviously shortened, the corresponding purging cost is also reduced, and the manpower and the financial resources are saved.
(2) Repeated pressure reduction and pressure increase of the pipeline are avoided, and the operation safety is higher;
(3) the target shooting is very convenient, and in the process of pipeline purging, even if the pipeline is purged for the first time, the clean condition in the pipeline can be observed through the target shooting, so that powerful actual data are provided for the next target shooting.
Drawings
FIG. 1 is a schematic view of an in-line target plate changer;
in the figure: 1. the bearing pipe, 2, the purging pipe, 3, the guide plate, 4, the gate valve, 5, the discharge valve, 6, the target plate, 7, the target holder, 8, the pressure-bearing cavity, 9, the packing gland, 10, the lower positioning hole, 11, the upper positioning hole, 12, the first positioning pull rod, 13, the second positioning pull rod, 14, the limit key, 15, the hand wheel, 16, the limit key gland, 17, the nut, 18, the shaft, 19, the nut, 20, the thrust bearing, 21, the packing box, 22, the first fixing seat, 23, the second fixing seat.
Detailed Description
The invention will be further elucidated with reference to the drawings and the detailed description.
Example 1:
with reference to the attached drawings, the target plate online changer comprises a target plate 6, a connecting pipe 1 and a purging pipe 2, wherein the connecting pipe 1 is communicated with the purging pipe 2, and the changer comprises a gate valve 4, a pressure bearing cavity 8, a positioning pull rod assembly, a shaft 18 and a hand wheel 15; one end of the pressure-bearing cavity 8 is communicated with the purging pipe 2 through the gate valve 4, and the other end of the pressure-bearing cavity 8 is fixedly connected with the positioning pull rod assembly; the pressure-bearing cavity 8 is provided with a discharge valve 5; the shaft 18 sequentially penetrates through the centers of the positioning pull rod assembly, the pressure-bearing cavity 8, the gate valve 4 and the purging pipe 2; one end of the shaft 18 is provided with a hand wheel 15, the hand wheel 15 is arranged on the outer side of the positioning pull rod assembly, and the other end of the shaft 18 is provided with a target holder 7 for fixing the target plate 6.
Example 2:
as an improvement of the utility model, gate valve 4 with sweep and be equipped with deflector 3 between the pipe 2, be equipped with on the deflector 3 with the 18 corresponding through-holes of axle, guarantee that target plate 6 gets into in the adapter 1 smoothly to play the effect that supports target holder 7 sweeping the in-process.
The remaining structural features and advantages are exactly the same as those of embodiment 1.
Example 3:
as an improvement of the utility model, be equipped with locating hole 11 and lower locating hole 10 on the axle 18, can fix a position the length that 18 counter shafts pulled out and got into, the convenient change to target plate 6.
The rest of the structure and advantages are exactly the same as those of embodiment 1.
Example 4:
as an improvement of the present invention, the positioning pull rod assembly includes a first positioning pull rod 12 and a second positioning pull rod 13; the first positioning tie rod 12 is arranged below the second positioning tie rod 13.
The first positioning pull rod 12 and the second positioning pull rod 13 are fixedly connected, and the first positioning pull rod 12 is connected with the second positioning pull rod 13 through a bolt.
A first fixed seat 22 is arranged at the lower end of the inner side of the first positioning pull rod 12, and a first groove is formed in the middle of the first fixed seat 22; the inner side of the first groove is provided with a through hole corresponding to the shaft 18; a stuffing box 21 is arranged in the first groove, and the shaft 18 is sleeved with the stuffing box 21; the top end of the first fixed seat 22 is provided with a packing gland 9; the shaft 18 can be limited, sealed and fixed, the shaft 18 can be ensured to be pulled in and pulled out, and the high-pressure medium in the pressure bearing cavity 8 can be ensured not to be leaked out.
A second fixed seat 23 is arranged at the upper end of the outer side of the second positioning pull rod 13, a second groove is arranged in the middle of the second fixed seat 23, and a through hole corresponding to the shaft 18 is formed in the second groove; a limiting key 14 is arranged in the second groove, the limiting key 14 is sleeved on the shaft 18, and a limiting key pressing cover 16 is arranged at the top end of the second fixing seat 23. The limiting key pressing cover 16 can press the limiting key 14 to limit the position of the limiting key 14, and the arrangement of the limiting key 14 can ensure that the shaft 18 can only move up and down, so that the target plate 6 can move up and down.
The rest of the structure and advantages are exactly the same as those of embodiment 1.
Example 5:
as an improvement of the present invention, the hand wheel 15 is connected to the shaft 18 through the nut 17 and the nut 19, so that the hand wheel 15 can be disassembled and assembled.
The bottom end of the hand wheel 15 is provided with a thrust bearing 20 which can bear axial load.
The rest of the structure and advantages are exactly the same as those of embodiment 1.
Example 6:
as an improvement of the utility model, the target plate 6 and the target hold in the palm and link to each other through the bolt between 7, can conveniently dismantle, install, change target plate 6, improved work efficiency.
The rest of the structure and advantages are exactly the same as those of embodiment 1.
Example 7:
as an improvement, the bearing cavity 8 and the positioning pull rod assembly are connected through the bolt, so that the bearing cavity 8 and the positioning pull rod assembly can be conveniently detached, installed and replaced, and the working efficiency is improved.
The rest of the structure and advantages are exactly the same as those of embodiment 1.
The utility model discloses can also make up into new implementation mode with embodiment 1 with at least one of the technical feature described in embodiments 2, 3, 4, 5, 6, 7.
The utility model discloses in, the preparation can pull out the target that inserts on line and hold in the palm 7, punches at the effective target off-plate both ends of target plate 6, holds in the palm 7 with target plate 6 and target through the bolt and fixes or dismantle, and fixed and dismantlement work all goes on under the atmospheric environment outside sweeping pipe 2, sweeps medium state parameter and need not change.
The target holder 7 is vertically translated through rotation of a hand wheel 15, an upper positioning hole 11 and a lower positioning hole 10 are formed in a shaft 18, the upper positioning hole 11 and the lower positioning hole 10 are determined according to the actual size of an actual target plate online changer, the target holder 7 is entirely placed in the purging pipe 2, the distance from the upper positioning hole 11 to the joint surface of the first positioning pull rod 12 and the second positioning pull rod 13 is equal to the distance from the left end of the shaft to the right end of the target holder, and the distance from the lower positioning hole 10 to the joint surface of the first positioning pull rod 12 and the second positioning pull rod 13 is equal to the distance from the right end surface of the valve 4 to the bottom end of the bearing pipe 1 plus 10 mm. In operation, the target holder 7 is moved between the upper positioning hole 11 and the lower positioning hole 10.
The target plate online changer is matched with a valve which meets the national standard specification, and the opening and closing operation of the valve is incorporated into the instruction of the target plate online changer.
The utility model discloses it is especially obvious to heavy-calibre steam line sweep the effect of hitting the target.
The utility model discloses, concrete use as follows:
and (3) mounting the target plate online changer: a temporary purge pipe 2 is connected to the end of the permanent pipeline of the production line, and the target plate online changer is installed on the purge pipe 2. If the target shooting position is on a permanent pipeline, a pipeline design drawing can be combined, the purging matching valve is permanently reserved, and the target plate online changer is permanently reserved or sealed by dismounting.
The use steps of the target plate online changer are as follows:
1. closing the gate valve 4, rotating the hand wheel 15 anticlockwise, fully moving out the target holder 7 in the target plate online changer, and stopping when the upper positioning hole 11 is positioned at the interface of the first positioning pull rod 12 and the second positioning pull rod 13 (i.e. when the target holder 7 is pulled into the first positioning pull rod 12), wherein the target plate 6 is positioned at a complete visible position;
2. after the plane of a target holder 7 on the target plate online changer is aligned to the flowing direction of fluid in the purging pipe 2, a gate valve 4 on the target plate online changer is connected with the purging pipe 2 through a flange;
3. mounting the target plate 6 on the target holder 7 through bolts;
4. inserting the target plate 6 into the pressure bearing cavity 8, and stopping inserting when the lower positioning hole 10 contacts the stuffing box 21;
5. closing the discharge valve 5, and slowly opening the gate valve 4 until the discharge valve is completely opened;
6. rotating the hand wheel 15 to completely feed the target plate 6 into the purging pipe 2;
7. after the target shooting time meets the requirement, rotating the hand wheel 15, moving the target plate 6 outwards into the pressure bearing cavity 8, and stopping immediately when the lower positioning hole 10 is seen to move out of the stuffing box 21;
8. closing the gate valve 4, opening the discharge valve 5 until the pressure in the pressure-bearing cavity 8 is relieved to no pressure;
9. continuing to rotate the hand wheel 15, fully pulling out the target plate 6, stopping when the upper positioning hole 11 moves to the joint surface of the first positioning pull rod 12 and the second positioning pull rod 13, and at the moment, taking the target plate 6 at the complete visible position, detaching the target plate 6 and replacing the new target plate 6;
10. repeating the steps 3 to 9.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be regarded as limitations of the present invention, and the protection scope of the present invention should be protected by the technical solutions described in the claims, and equivalent alternatives including technical features in the technical solutions described in the claims are also within the protection scope of the present invention.
Claims (10)
1. The utility model provides a target plate is more changer on line, includes target plate, adapter tube and sweeps the pipe, and the adapter tube is linked together its characterized in that with sweeping the pipe: the replacer comprises a gate valve, a pressure bearing cavity, a positioning pull rod assembly, a shaft and a hand wheel; one end of the pressure-bearing cavity is communicated with the purging pipe through a gate valve, and the other end of the pressure-bearing cavity is fixedly connected with the positioning pull rod assembly; a discharge valve is arranged on the pressure bearing cavity; the shaft sequentially penetrates through the centers of the positioning pull rod assembly, the pressure-bearing cavity, the gate valve and the purging pipe; one end of the shaft is provided with a hand wheel which is arranged on the outer side of the positioning pull rod assembly, and the other end of the shaft is provided with a target support for fixing a target plate.
2. The target plate online changer of claim 1, wherein: a guide plate is arranged between the gate valve and the purging pipe, and a through hole corresponding to the shaft is formed in the guide plate.
3. The target plate online changer of claim 1, wherein: the shaft is provided with an upper positioning hole and a lower positioning hole.
4. The target plate online changer of claim 1, wherein: the positioning pull rod assembly comprises a first positioning pull rod and a second positioning pull rod; the first positioning pull rod is arranged below the second positioning pull rod.
5. The target plate online changer of claim 4, wherein: and the first positioning pull rod and the second positioning pull rod are fixedly connected.
6. The target plate online changer of claim 4, wherein: the lower end of the inner side of the first positioning pull rod is provided with a first fixed seat, a first groove is formed in the middle of the first fixed seat, and the inner side of the first groove is provided with a through hole corresponding to the shaft; a stuffing box is arranged in the first groove and sleeved on the shaft; the top end of the first fixed seat is provided with a packing gland.
7. The target plate online changer of claim 4, wherein: a second fixed seat is arranged at the upper end of the outer side of the second positioning pull rod, a second groove is formed in the middle of the second fixed seat, and a through hole corresponding to the shaft is formed in the second groove; a limiting key is arranged in the second groove, the limiting key sleeve is arranged on the shaft, and a limiting key pressing cover is arranged at the top end of the second fixing seat.
8. The target plate online changer of claim 1, wherein: and a thrust bearing is arranged at the bottom end of the hand wheel.
9. The target plate online changer of claim 1, wherein: the target plate is connected with the target holder through bolts.
10. The target plate online changer of claim 1, wherein: the pressure bearing cavity is connected with the positioning pull rod assembly through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022284172.XU CN213793278U (en) | 2020-10-14 | 2020-10-14 | Target plate on-line replacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022284172.XU CN213793278U (en) | 2020-10-14 | 2020-10-14 | Target plate on-line replacer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213793278U true CN213793278U (en) | 2021-07-27 |
Family
ID=76958072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022284172.XU Active CN213793278U (en) | 2020-10-14 | 2020-10-14 | Target plate on-line replacer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213793278U (en) |
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2020
- 2020-10-14 CN CN202022284172.XU patent/CN213793278U/en active Active
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