CN211315312U - Tool structure capable of replacing filler bolt on line - Google Patents
Tool structure capable of replacing filler bolt on line Download PDFInfo
- Publication number
- CN211315312U CN211315312U CN201921139427.4U CN201921139427U CN211315312U CN 211315312 U CN211315312 U CN 211315312U CN 201921139427 U CN201921139427 U CN 201921139427U CN 211315312 U CN211315312 U CN 211315312U
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- China
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- pressing plate
- fastening device
- packing
- valve body
- replacing
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Abstract
The utility model belongs to the industrial valve field, concretely relates to can change frock structure of packing bolt on line. The utility model provides a can change frock structure of packing bolt on line, includes the valve body, at valve body top clamp plate, packing bolt and packing nut on the clamp plate, be equipped with the draw-in groove on the clamp plate top. This neotype effect is: this application can be used for changing the packing bolt under the chemical plant device running state to guarantee that the valve can normal use, be unlikely to lead to whole device to shut down because of valve packing bolt inefficacy, cause economic loss.
Description
Technical Field
The utility model belongs to the industrial valve field, concretely relates to can change frock structure of packing bolt on line.
Background
The common valve rod packing sealing structure is characterized in that two pre-tightening bolts on a packing pressing plate are screwed, packing in a packing box is compressed axially, the packing generates radial force due to plastic deformation, and the inner side and the outer side are tightly attached to a valve rod and the packing box respectively, so that leakage of a medium is limited. However, due to the fluctuation of extreme working conditions such as pressure and temperature, the material defects of the packing bolts and the like, the packing bolts are easy to lose effectiveness, the medium in the pipeline can leak outwards, and in order to prevent the dangerous event, the bolts must be replaced with new bolts so as to limit the leakage of the medium in the pipeline at the packing position. However, many chemical plants are shut down to replace the packing bolts, which causes great economic loss and must be replaced in the working state. Based on this, design one set of frock structure that can change the packing bolt on line.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a can change frock structure of packing bolt on line for change the packing bolt on the chemical plant device. So as to ensure the normal use of the valve and avoid the economic loss caused by the shutdown of the whole device due to the failure of the valve packing bolt.
The novel content is as follows: the utility model provides a can change frock structure of packing bolt on line, includes the valve body, at valve body top clamp plate, packing bolt and packing nut on the clamp plate, be equipped with the draw-in groove on the clamp plate top.
The tool structure capable of replacing the packing bolt on line further comprises an upper fastening device, a lower fastening device and an intermediate connecting device which are detachable, wherein the upper fastening device is arranged at the top end of the valve body, the lower fastening device is arranged at the bottom end of the valve body, and the upper fastening device and the lower fastening device are fixedly connected through the intermediate connecting device.
The tooling structure capable of replacing the packing bolt on line comprises a lower fastening device and a plurality of nuts, wherein the lower fastening device comprises a lower pressing plate, a preformed hole is formed in the lower pressing plate, and the nuts are arranged on the lower fastening device.
The tool structure capable of replacing the packing bolt online comprises an upper pressing plate, a connecting plate and a plurality of nuts, wherein the pressing plate is matched with the clamping groove in the top end of the pressing plate in shape, the lower surface of the connecting plate is provided with a groove matched with the pressing plate in shape, the connecting plate is provided with a preformed hole, and the position of the preformed hole in the connecting plate corresponds to the position of the preformed hole in the lower pressing plate.
The tool structure capable of replacing the packing bolt on line comprises a middle connecting device, a middle pressing plate and a lower pressing plate, wherein the middle connecting device is a stud, the diameter of the stud is matched with the size of a preformed hole in the connecting plate and the size of the preformed hole in the lower pressing plate, threads are arranged at two ends of the stud, and the thread pitch of the threads is matched with the thread pitch of nuts in the upper fastening device and the lower fastening device.
The tooling structure capable of replacing the packing bolts on line is characterized in that the number of the studs is 4, and the studs are uniformly arranged on the periphery of the valve body.
The tool structure for replacing the filler bolt on line is characterized in that the upper fastening device, the lower fastening device and the middle connecting device are fixedly connected, and the failed filler nut and the failed filler bolt can be replaced.
The tooling structure capable of replacing the packing bolts on line is characterized in that the upper pressing plate is of a half structural type.
According to the tooling structure capable of replacing the packing bolts on line, the lower pressing plate adopts a central opening type, so that the valve body is conveniently fixed on the lower pressing plate.
According to the tool structure capable of replacing the packing bolt on line, the groove matched with the shape of the bottom surface of the valve body is formed in one surface, facing the valve body, of the lower pressing plate.
This neotype effect is: this application can be used for changing the packing bolt under the chemical plant device running state to guarantee that the valve can normal use, be unlikely to lead to whole device to shut down because of valve packing bolt inefficacy, cause economic loss.
Drawings
Fig. 1 is a schematic structural view of a tool capable of replacing a filler bolt on line according to the present invention;
FIG. 2 is a schematic view of a connection plate;
FIG. 3 is a schematic view of the upper platen;
FIG. 4 is a schematic view of a lower platen;
in the figure: 1. the valve comprises a nut 2, a lower pressing plate 3, a nut 4, a stud 5, an upper pressing plate 6, a connecting plate 7, a nut 8, a packing nut 9, a pressing plate 10, a packing bolt 11 and a valve body.
Detailed Description
The utility model provides a can change frock structure of packing bolt on line, includes the valve body, at valve body top clamp plate, packing bolt and packing nut on the clamp plate, be equipped with the draw-in groove on the clamp plate top.
The valve body is characterized by further comprising a detachable upper fastening device, a detachable lower fastening device and an intermediate connecting device, wherein the upper fastening device is arranged at the top end of the valve body, the lower fastening device is arranged at the bottom end of the valve body, and the upper fastening device and the lower fastening device are fixedly connected through the intermediate connecting device.
The lower fastening device comprises a lower pressing plate, a preformed hole is formed in the lower pressing plate, and the lower fastening device further comprises a plurality of nuts.
The upper fastening device comprises an upper pressing plate, a connecting plate and a plurality of nuts, wherein the pressing plate is matched with the clamping groove at the top end of the pressing plate in shape, the lower surface of the connecting plate is provided with a groove matched with the pressing plate in shape, the connecting plate is provided with a preformed hole, and the position of the preformed hole on the connecting plate corresponds to the position of the preformed hole on the lower pressing plate.
The middle connecting device is a stud, the diameter of the stud is matched with the size of a preformed hole in the connecting plate and the size of a preformed hole in the lower pressing plate, threads are arranged at two ends of the stud, and the thread pitch of the threads is matched with the thread pitch of nuts in the upper fastening device and the lower fastening device.
The number of the studs is 4, and the studs are uniformly arranged around the valve body.
After the upper fastening device, the lower fastening device and the middle connecting device are fixedly connected, the failed packing nut and the failed packing bolt can be replaced.
The upper pressing plate adopts a half structural style.
The lower pressing plate adopts a central opening type, so that the valve body is conveniently and stably fixed on the lower pressing plate.
One side of the lower pressing plate facing the valve body is provided with a groove matched with the shape of the bottom surface of the valve body.
The following description of the device of the present application is provided for its use and structural features:
1. assembling the lower pressure plate 2 with a nut 1, a nut 3 and a stud 4 (4 each);
2. the upper pressing plate 5 is clamped into the upper part of the pressing plate 9;
3. and 6, placing the connecting plate on the 5. upper pressing plate so as to fix the 5. upper pressing plate in a half type.
4. Fixing the assembled 2. lower pressure plates, 1. nuts, 3. nuts and 4. studs (4 each) on the 11. lower part of the valve body from bottom to top, and sleeving the 4. studs in the bolt holes of the 5. upper pressure plates and 6. connecting plates;
5. and (3) screwing the 1-nut, the 3-nut and the 7-nut to enable the 5-upper pressure plate to be pressed on the 9-pressure plate so as to replace the compression action of the failed 8-packing nut and 10-packing bolt on the packing. At this point, the failed 8 filler nut and 10 filler bolt can be replaced.
6. And replacing 8 filler nuts and 10 filler bolts, and after screwing, removing 1 nut, 2 lower pressing plates, 3 nuts, 4 studs, 5 upper pressing plates, 6 connecting plates and 7 nuts.
A tool structure capable of replacing a filler bolt on line is characterized by being limited by an installation space, and 5. an upper pressure plate adopts a half structural form, so that the tool structure is convenient to install; 2. the lower pressure plate adopts a central opening type, so that the valve body is conveniently fixed on the lower pressure plate 2; 6. the structural style of the connecting plate can effectively ensure the 5 th structural style of the half, and the upper pressing plate is reliably installed.
Claims (10)
1. The utility model provides a can change frock structure of packing bolt on line which characterized in that: the novel valve comprises a valve body (11), a pressing plate (9) is arranged at the top end of the valve body (11), a packing bolt (10) and a packing nut (8) are arranged on the pressing plate (9), and a clamping groove is formed in the top end of the pressing plate (9).
2. The tool structure capable of replacing the packing bolt on line according to claim 1, characterized in that: the valve body is characterized by further comprising a detachable upper fastening device, a detachable lower fastening device and an intermediate connecting device, wherein the upper fastening device is arranged at the top end of the valve body (11), the lower fastening device is arranged at the bottom end of the valve body (11), and the upper fastening device and the lower fastening device are fixedly connected through the intermediate connecting device.
3. The tool structure capable of replacing the packing bolt on line according to claim 2, characterized in that: the lower fastening device comprises a lower pressing plate (2), a preformed hole is formed in the lower pressing plate (2), and the lower fastening device further comprises a plurality of nuts.
4. The tool structure capable of replacing the packing bolt on line according to claim 2, characterized in that: the upper fastening device comprises an upper pressing plate (5), a connecting plate (6) and a plurality of nuts, wherein the upper pressing plate (5) is matched with the clamping groove in the top end of a pressing plate (9) in shape, a groove matched with the upper pressing plate (5) in shape is formed in the lower surface of the connecting plate (6), a preformed hole is formed in the connecting plate (6), and the position of the preformed hole in the connecting plate (6) corresponds to the position of the preformed hole in the lower pressing plate (2).
5. The tool structure capable of replacing the packing bolt on line according to claim 2, characterized in that: the middle connecting device is a stud (4), the diameter of the stud (4) is matched with the size of a preformed hole in the connecting plate (6) and the size of a preformed hole in the lower pressing plate (2), threads are arranged at two ends of the stud (4), and the thread pitch of the threads is matched with the thread pitch of nuts in the upper fastening device and the lower fastening device.
6. The tool structure capable of replacing the packing bolt on line according to claim 5, characterized in that: the number of the studs (4) is 4, and the studs are uniformly arranged around the valve body (11).
7. The tool structure capable of replacing the packing bolt on line according to claim 2, characterized in that: after the upper fastening device, the lower fastening device and the middle connecting device are fixedly connected, the failed packing nut (8) and the failed packing bolt (10) can be replaced.
8. The tool structure capable of replacing the packing bolt on line according to claim 7, characterized in that: the device also comprises an upper pressing plate (5), wherein the upper pressing plate (5) adopts a half structural form.
9. The tool structure capable of replacing the packing bolt on line according to claim 8, characterized in that: the valve body fixing device is characterized by further comprising a lower pressing plate (2), wherein the lower pressing plate (2) is of a central opening type, and the valve body is convenient to fix on the lower pressing plate (2).
10. The tool structure capable of replacing the packing bolt on line according to claim 9, characterized in that: one surface of the lower pressure plate (2) facing the valve body (11) is provided with a groove matched with the shape of the bottom surface of the valve body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139427.4U CN211315312U (en) | 2019-07-19 | 2019-07-19 | Tool structure capable of replacing filler bolt on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139427.4U CN211315312U (en) | 2019-07-19 | 2019-07-19 | Tool structure capable of replacing filler bolt on line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211315312U true CN211315312U (en) | 2020-08-21 |
Family
ID=72065478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921139427.4U Active CN211315312U (en) | 2019-07-19 | 2019-07-19 | Tool structure capable of replacing filler bolt on line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211315312U (en) |
-
2019
- 2019-07-19 CN CN201921139427.4U patent/CN211315312U/en active Active
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