CN219549745U - Supporting device for screw gland of electric actuator - Google Patents
Supporting device for screw gland of electric actuator Download PDFInfo
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- CN219549745U CN219549745U CN202320454397.6U CN202320454397U CN219549745U CN 219549745 U CN219549745 U CN 219549745U CN 202320454397 U CN202320454397 U CN 202320454397U CN 219549745 U CN219549745 U CN 219549745U
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- support
- electric actuator
- screw gland
- adjusting bolt
- supporting
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Abstract
The utility model relates to a supporting device of a screw gland of an electric actuator, which belongs to the field of deaerator regulating valve accessories, is used for a regulating valve of the deaerator and is arranged between the screw gland of the electric actuator and a valve body, and comprises a plurality of supporting pieces which are circumferentially arranged along the screw gland, wherein each supporting piece comprises a supporting main body, a regulating bolt, a fixing nut and a fastening nut; the utility model can effectively solve the problem that the steam inlet quantity of the deaerator cannot be regulated normally caused by falling of the screw gland of the electric actuator.
Description
Technical Field
The utility model relates to the technical field of deaerator regulating valve accessories, in particular to a supporting device of a screw gland of an electric actuator.
Background
In the prior art, the deaerator is often matched with a steam inlet regulating valve, and an electric sleeve regulating valve is more commonly used for regulating the steam inlet quantity of the deaerator. The screw gland (valve cover) of the electric actuator is fastened by means of countersunk bolts, but in the actual use process, the fixed groove is napped due to the problem of screw gland materials, so that the phenomenon that the screw gland falls off easily occurs, the regulating valve cannot work normally, the steam inlet amount of the deaerator cannot be regulated normally, the water supply dissolved oxygen amount is higher, and the service life of each system pipeline of the unit is reduced.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects of the prior art and provides a supporting device for an electric actuator screw gland, which is used for reducing the problem that the intake air quantity of a deaerator cannot be regulated normally caused by falling of the electric actuator screw gland.
The technical scheme for solving the technical problems is as follows: the utility model provides a strutting arrangement of electric actuator screw gland for on the governing valve of deaerator, set up between electric actuator screw gland and valve body, its characterized in that, strutting arrangement includes a plurality of support pieces of arranging along screw gland circumference, support piece includes supporting body, adjusting bolt, fixation nut, fastening nut, and fixation nut fixed connection has offered the hole that supplies adjusting bolt to pass along its axial in supporting body, a part of adjusting bolt inserts in the supporting body and with fixation nut threaded connection through supporting body tip, the fastening nut cover is established on adjusting bolt, is located the outside of supporting body, and fastening nut and adjusting bolt threaded connection, the one end of support piece is inconsistent with electric actuator screw gland outer terminal surface, and the other end is inconsistent with the valve gap of valve body.
Further, a plurality of supports are arranged in a circumferential array along the screw gland.
Further, the adjusting bolt is arranged at one end of the supporting body, or the adjusting bolt is arranged at two ends of the supporting body.
Further, the supporting main body is of a steel pipe structure.
Further, the support device further comprises a connecting ring used for connecting the plurality of support pieces in series, the connecting ring is C-shaped, and through holes for the connecting ring to pass through are formed in the side wall of the support main body.
Furthermore, the connecting ring is provided with the markers with the same number as the supporting main body, and the markers are uniformly distributed in the circumferential direction of the connecting ring.
The beneficial effects of the utility model are as follows: according to the utility model, through the connection relation of the supporting main body, the adjusting bolt and the fastening nut and the corresponding relation between the supporting main body, the adjusting bolt and the fastening nut and the positions of the screw gland and the valve body, the screw gland can be stably supported, and the problem that the air intake of the deaerator is influenced and adjusted due to falling of the screw gland in the working process is avoided.
According to the utility model, the two ends of the supporting main body are respectively provided with the corresponding adjusting bolts and the corresponding fastening nuts, so that the bidirectional adjustment of the supporting main body in the length direction can be realized, the supporting device can be suitable for application spaces with narrow spaces, the convenience of installation under the working condition is improved, and meanwhile, the supporting device is more suitable for various complex field conditions.
According to the utility model, the supporting main bodies are further connected in series through the connecting rings, and the arranged markers are used as auxiliary materials, so that the supporting main bodies can be arranged on the valve cover in a circular ring form in a rapid array manner, each supporting main body can be positioned rapidly and accurately, and the uniformity and stability of supporting the screw gland are improved.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model in use (only one support is shown);
FIG. 2 is a schematic view of the structure of the support of FIG. 1;
FIG. 3 is a schematic view of a support member according to another embodiment of the present utility model;
FIG. 4 is a schematic top view of a support device according to another embodiment of the present utility model;
in the figure: 1. the electric actuator comprises an electric actuator, a screw gland, a valve body, a valve cover, a supporting piece, a supporting body, an adjusting bolt, a fixing nut, a fastening nut, a connecting ring and a marker.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the illustrated embodiments are provided for illustration only and are not intended to limit the scope of the present utility model.
As shown in fig. 1 and 2, the supporting device of the screw gland of the electric actuator of the present embodiment is used for a regulating valve of a deaerator and is arranged between the screw gland 2 of the electric actuator 1 and the valve body 3.
The supporting device comprises four supporting pieces 5 which are arranged in an array along the circumferential direction of the screw gland 2, each supporting piece 5 comprises a supporting main body 6, an adjusting bolt 7, a fixing nut 8 and a fastening nut 9, the fixing nuts 8 are fixedly connected to the end parts of the supporting main bodies 6 through welding, holes for the adjusting bolts 7 to pass through are formed in the supporting main bodies 6 along the axial direction of the supporting main bodies, and the supporting main bodies 6 in the embodiment specifically adopt a steel pipe structure;
a part of the adjusting bolt 7 is inserted into the supporting body 6 through the end part of the supporting body 6 and is in threaded connection with the fixing nut 8, the adjusting bolt 7 of the embodiment is arranged at one end of the supporting body 6, and the adjusting bolt 7 is not arranged at the other end of the supporting body 6;
the fastening nut 9 is sleeved on the adjusting bolt 7 and is positioned on the outer side of the supporting body 6, the fastening nut 9 is in threaded connection with the adjusting bolt 7, one end of the supporting piece 5 is abutted against the outer end face of the screw gland 2 of the electric actuator 1, and the other end of the supporting piece is abutted against the valve cover 4 of the valve body 3.
When the screw nut pressing device is used, four supporting pieces are arranged between the screw nut pressing cover 2 and the valve body 3 of the electric actuator 1, the bottom end of the main body 6 is specifically supported and placed on the valve cover 4, the other end, namely the adjusting bolt 7, faces the electric actuator 1, the adjusting bolt 7 is rotated to enable the adjusting bolt 7 to move upwards to the bottom end face of the screw nut pressing cover 2 along the drawing, the screw nut pressing cover 2 is kept at a working position, then the fastening nut 9 is rotated to enable the fastening nut to descend to abut against the upper end face of the fixing nut 8 for fastening, and installation is completed.
In another embodiment of the utility model, the adjusting bolts 7 are provided at both ends of the support body 6. As shown in fig. 3, i.e. the two ends of the supporting body are both adjusted in length by means of the adjusting bolts 7 and the fastening nuts 9 provided. The significance of the adoption of the technical scheme is that when the distance between the screw gland and the valve body is smaller, the embodiment is inconvenient to place between the screw gland and the valve body, and the applicability of the bidirectional regulating structure in a narrow space can be greatly improved by adopting the bidirectional regulating structure.
In another embodiment of the present utility model, on the basis of the first embodiment, the supporting device further comprises a connection ring 10 for connecting the plurality of supporting members 5 in series, the connection ring 10 is C-shaped and parallel to the direction of the screw gland 2, as shown in fig. 4, the inner diameter of the connection ring 10 is determined according to the size of the screw gland, and a through hole through which the connection ring 10 passes is provided on the side wall of the supporting body 6; in addition, the connecting ring 10 is provided with the same number of markers 11 as the supporting body 6, and the markers 11 are uniformly arranged in the circumferential direction of the connecting ring 10. In the use of this embodiment, taking four supporting bodies as an example, the four supporting bodies 6 are first threaded through the C-shaped openings to the positions of the connecting rings 10 near the markers, then the whole is placed on the valve cover 4, the position of each supporting body 6 is finely tuned to make its side edges located at the positions of each marker 11, and then the operations of the adjusting bolts 7 and the fastening nuts 9 are performed to make the two ends of the supporting bodies 6 respectively abut between the screw gland 2 and the valve cover 4. The meaning of the embodiment is that the support bodies can be assisted to be arranged on the valve cover rapidly and uniformly, so that the points, corresponding to the contact of the screw gland, are uniformly distributed along the circumferential direction of the gland, and each support body is positioned rapidly and accurately, so that the uniformity and stability of the support of the screw gland are improved, and meanwhile, the operation of the electric actuator 1 is prevented from being influenced by errors. In addition, the arrangement of the connecting ring can also realize rapid collection of a plurality of support bodies.
Claims (7)
1. The utility model provides a strutting arrangement of electric actuator screw gland for on the governing valve of deaerator, set up between electric actuator (1) screw gland (2) and valve body (3), a serial communication port, strutting arrangement includes a plurality of support pieces (5) of arranging along screw gland (2) circumference, support piece (5) include support main part (6), adjusting bolt (7), fixation nut (8), fastening nut (9), and fixation nut (8) fixed connection is at the tip of support main part (6), has offered the hole that supplies adjusting bolt (7) to pass along its axial in support main part (6), a portion of adjusting bolt (7) inserts in support main part (6) and with fixation nut (8) threaded connection through support main part (6) tip, fastening nut (9) cover is established on adjusting bolt (7), is located the outside of support main part (6), and fastening nut (9) and adjusting bolt (7) threaded connection, the one end of support piece (5) is inconsistent with electric actuator (1) screw gland (2) outer terminal surface, and the valve gap (4) of other end and valve body (4).
2. The support device for a screw gland of an electric actuator according to claim 1, characterized in that a plurality of supports (5) are arranged in a circumferential array along the screw gland (2).
3. The support device for an electric actuator screw gland according to claim 1, characterized in that the adjusting bolt (7) is arranged at one end of the support body (6).
4. The support device for an electric actuator screw gland according to claim 1, characterized in that the adjusting bolts (7) are arranged at both ends of the support body (6).
5. The support device for an electric actuator screw gland according to any one of claims 1 to 4, characterized in that the support body (6) is of steel tube construction.
6. The support device for an electric actuator screw gland according to claim 1, further comprising a connecting ring (10) for connecting a plurality of support members (5) in series, the connecting ring (10) being C-shaped, through holes being provided in the side walls of the support body (6) through which the connecting ring (10) passes.
7. The support device for an electric actuator screw gland according to claim 6, characterized in that the connecting ring (10) is provided with a number of markers (11) identical to the number of the support bodies (6), the markers (11) being uniformly arranged in the circumferential direction of the connecting ring (10).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320454397.6U CN219549745U (en) | 2023-03-11 | 2023-03-11 | Supporting device for screw gland of electric actuator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320454397.6U CN219549745U (en) | 2023-03-11 | 2023-03-11 | Supporting device for screw gland of electric actuator |
Publications (1)
Publication Number | Publication Date |
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CN219549745U true CN219549745U (en) | 2023-08-18 |
Family
ID=87730236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202320454397.6U Active CN219549745U (en) | 2023-03-11 | 2023-03-11 | Supporting device for screw gland of electric actuator |
Country Status (1)
Country | Link |
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CN (1) | CN219549745U (en) |
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2023
- 2023-03-11 CN CN202320454397.6U patent/CN219549745U/en active Active
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