CN217153240U

CN217153240U - Valve positioner convenient to disassemble

Info

Publication number: CN217153240U
Application number: CN202220385083.0U
Authority: CN
Inventors: 刘春�
Original assignee: Dexing Shanghai Industrial Automation Co ltd
Current assignee: Dexing Shanghai Industrial Automation Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-08-09
Anticipated expiration: 2032-02-24

Abstract

The utility model relates to a valve locator field specifically is a convenient valve locator of dismantling. The device comprises a body, a mounting assembly and a limiting assembly; the mounting assembly is connected with the body and the valve body; the limiting assembly is arranged on the body and matched with the pipeline. The mounting assembly comprises a mounting frame and a mounting piece; the mounting bracket sets up the multiunit, can dismantle the setting respectively on body and valve body, and through two liang of cooperations of installed part. The utility model discloses set up mounting bracket and installed part cooperation, to the mounting bracket location of upper and lower side, the altitude mixture control is convenient, and the installation is firm, and it is convenient to dismantle. Set up spacing subassembly, for the support of body provides the side to it is spacing, make the installation of body more firm.

Description

Valve positioner convenient to disassemble

Technical Field

The utility model relates to a valve positioner field especially relates to a valve positioner of convenient dismantlement.

Background

The valve positioner is a main accessory of the regulating valve, is usually matched with a pneumatic regulating valve for use, receives an output signal of the regulator, controls the pneumatic regulating valve according to the output signal of the regulator, and after the regulating valve acts, the displacement of a valve rod is fed back to the valve positioner through a mechanical device, and the valve position condition is transmitted to an upper system through an electric signal.

Chinese patent document with grant publication number CN 212131496U discloses a valve positioner with adjust structure, including the valve positioner body, the fixed slide bar that is equipped with in one side of valve positioner body bottom, the bottom of slide bar is equipped with first arc ring, forms the arc spout between first arc ring and the second arc ring, and the inside of locating the arc spout is inlayed to the bottom of slide bar.

However, the existing valve positioner needs to be disassembled when being assembled and disassembled, and the position of the valve positioner needs to be adjusted again when being assembled, so that the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

To solve the problems existing in the background technology, the valve positioner convenient to disassemble is provided. The utility model discloses set up mounting bracket and installed part cooperation, to the mounting bracket location of upper and lower side, the altitude mixture control is convenient, and the installation is firm, and it is convenient to dismantle. Set up spacing subassembly, for the support of body provides the side to it is spacing, make the installation of body more firm.

The utility model provides a valve positioner convenient to disassemble, which comprises a body, an installation component and a limit component; the mounting assembly is connected with the body and the valve body; the limiting assembly is arranged on the body and matched with the pipeline. The mounting assembly comprises a mounting frame and a mounting piece; the mounting bracket sets up the multiunit, can dismantle the setting respectively on body and valve body, and through two liang of cooperations of installed part. The mounting piece comprises a threaded rod, a pulling plate, a guide rod, a nut and a return spring; the mounting rack is provided with a through hole; one end of the threaded rod penetrates through the through hole of the upper mounting frame and is connected with the pulling plate, and the other end of the threaded rod penetrates through the through hole of the lower mounting frame and is in threaded fit with the nut; the return spring is arranged between the upper mounting rack and the pull plate; the guide rod is arranged on the upper mounting frame and is connected with the pulling plate in a sliding manner.

Preferably, the inner diameter of the nut is larger than the diameter of the second through hole.

Preferably, the mounting bracket is of a bending structure, the horizontal section of the mounting bracket is in threaded connection with the body/valve body through a first bolt, and the vertical section is provided with a through hole.

Preferably, the vertical sections of the mounting rack at the upper part and the lower part are in sliding connection.

Preferably, the limiting assembly comprises a mounting plate, a rotating seat, a first connecting rod, a second connecting rod and a clamping piece; the mounting plate is detachably arranged on the body; the rotating seat is rotatably arranged on the mounting plate; one end of the first connecting rod is rotatably connected with the rotating seat, and the other end of the first connecting rod is in sliding connection with the second connecting rod; the clamping piece is arranged on the second connecting rod.

Preferably, the clamping piece comprises an installation box, a screw rod, a clamping frame, a first gear, a second gear, an adjusting rod and an installation seat; the mounting box is provided with a mounting chamber, a through groove and an adjusting hole which are communicated with the mounting chamber; the screw rod is rotatably arranged in the mounting chamber, and reverse threads are arranged at two ends of the screw rod; the first gear is in bonding connection with the lead screw; the mounting seat is arranged on one side of the screw rod; the adjusting rod is rotatably arranged on the mounting seat, one end of the adjusting rod is in bonded connection with the second gear, and the other end of the adjusting rod extends into the adjusting hole; the first gear is meshed with the second gear; the clamping frames are arranged in two groups, and the two groups of clamping frames extend into the installation chamber through the through grooves and are respectively in threaded fit with the two ends of the screw rod.

Preferably, the mounting box is rotatably connected with the second connecting rod through a universal joint.

Preferably, an adjusting clamping groove is formed in one end, extending into the adjusting hole, of the adjusting rod; the adjusting clamping groove is of a cross structure.

Preferably, the mounting plate is in threaded connection with the body through a second bolt.

Preferably, the part of the clamping frame extending out of the mounting chamber is of an arc-shaped structure.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model discloses set up mounting bracket and installed part cooperation, through the pulling arm-tie for the threaded rod withdraws from the through-hole, two liang of relative slip, adjust the height of body to suitable back, go into the corresponding through-hole with the threaded rod card, the nut of one side of screwing can be to the mounting bracket location of upper and lower side, directly during the dismantlement with body and top mounting bracket separately can. The height adjustment is convenient, the installation is firm, and it is convenient to dismantle. Set up spacing subassembly, through gear one, gear two transmissions, the lead screw rotates, and the holding frame removes its centre gripping towards the pipeline. The side face of the body is supported and limited, so that the body is more stably installed. When the body is disassembled, the connection state with the pipeline can be still kept or the limit component is disassembled according to the requirement. The flexibility of use of the device is improved.

Drawings

Fig. 1 is a schematic view of a first viewing angle according to an embodiment of the present invention;

fig. 2 is a schematic view of a second perspective of an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

fig. 4 is a cross-sectional view of a mounting bracket according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of an embodiment of the present invention;

fig. 6 is a partially enlarged view of fig. 5 at B.

Reference numerals: 1. a body; 2. mounting the component; 3. a limiting component; 4. a valve body; 5. a mounting frame; 6. a first bolt; 7. a mounting member; 8. a threaded rod; 9. pulling a plate; 10. a guide bar; 11. a nut; 12. a through hole; 13. mounting a plate; 14. a rotating seat; 15. a first connecting rod; 16. a second connecting rod; 17. a universal joint; 18. installing a box; 19. an installation chamber; 20. a lead screw; 21. a clamping frame; 22. a first gear; 23. a second gear; 24. a mounting seat; 25. adjusting a rod; 26. adjusting the clamping groove; 27. a return spring; 28. and adjusting the hole.

Detailed Description

Example one

As shown in fig. 1-4, the valve positioner convenient to disassemble provided by the utility model comprises a body 1, a mounting assembly 2 and a limiting assembly 3; the mounting assembly 2 connects the body 1 and the valve body 4; spacing subassembly 3 sets up on body 1, with the pipeline cooperation. The mounting assembly 2 comprises a mounting frame 5 and a mounting member 7; the mounting bracket 5 is provided with a plurality of groups, can be respectively detachably arranged on the body 1 and the valve body 4, and is matched with each other through the mounting part 7. The mounting part 7 comprises a threaded rod 8, a pulling plate 9, a guide rod 10, a nut 11 and a return spring 27; the mounting frame 5 is provided with a through hole 12; one end of the threaded rod 8 penetrates through a through hole 12 of the upper mounting frame 5 and is connected with the pulling plate 9, and the other end of the threaded rod penetrates through a through hole 12 of the lower mounting frame 5 and is in threaded fit with the nut 11; the return spring 27 is arranged between the upper mounting bracket 5 and the pulling plate 9; the guide bar 10 is arranged on the upper mounting frame 5 and is connected with the pulling plate 9 in a sliding manner.

The working principle of the embodiment is as follows: install below mounting bracket 5 on valve body 4, top mounting bracket 5 is installed on body 1, and pulling arm-tie 9 for threaded rod 8 withdraws from through-hole 12, and two liang of relative sliding adjust the height of body 1 to suitable back, go into corresponding through-hole 12 with threaded rod 8 card, the nut 11 of one side of screwing, can be to the mounting bracket 5 location of upper and lower side, directly during the dismantlement with body 1 and top mounting bracket 5 separately can.

The utility model discloses altitude mixture control is convenient, and the installation is firm, and it is convenient to dismantle.

Example two

Further, the inner diameter of the nut 11 is larger than the aperture of the second through hole. The upper and lower mounting frames 5 can be abutted and fixed by rotating the nut 11. The mounting rack 5 is of a bending structure, the horizontal section of the mounting rack 5 is in threaded connection with the body 1/the valve body 4 through a first bolt 6, and the vertical section is provided with a through hole 12. The vertical sections of the mounting racks 5 at the upper part and the lower part are in sliding connection. The thread installation and the sliding connection mode ensure firm installation, convenient disassembly and good support and flexibility.

EXAMPLE III

As shown in fig. 5-6, the limiting assembly 3 comprises a mounting plate 13, a rotating seat 14, a first connecting rod 15, a second connecting rod 16 and a clamping member; the mounting plate 13 is detachably arranged on the body 1; the rotating seat 14 is rotatably arranged on the mounting plate 13; one end of the first connecting rod 15 is rotatably connected with the rotating seat 14, and the other end of the first connecting rod is in sliding connection with the second connecting rod 16; the clamping piece is arranged on the second connecting rod 16. The clamping piece comprises a mounting box 18, a screw rod 20, a clamping frame 21, a first gear 22, a second gear 23, an adjusting rod 25 and a mounting seat 24; the mounting box 18 is provided with a mounting chamber 19 and a through groove and an adjusting hole 28 communicated with the mounting chamber 19; the screw rod 20 is rotatably arranged in the mounting chamber 19, and opposite threads are arranged at two ends of the screw rod; the first gear 22 is in bonding connection with the lead screw 20; the mounting seat 24 is arranged on one side of the screw rod 20; the adjusting rod 25 is rotatably arranged on the mounting seat 24, one end of the adjusting rod is in bonded connection with the second gear, and the other end of the adjusting rod extends into the adjusting hole 28; the first gear 22 is meshed with the second gear 23; the clamping frames 21 are arranged in two groups, and the two groups of clamping frames 21 extend into the mounting chamber 19 through the through grooves and are respectively in threaded fit with two ends of the screw rod 20.

The installation of the device in this embodiment can also be further stabilized and limited by matching with the limiting component 3. The specific method comprises the following steps: the rotating seat 14 is rotated to pull the second connecting rod 16, so that the clamping piece is close to the pipeline, and the clamping frames 21 are positioned at two sides of the pipeline. Then, the adjusting rod 25 is rotated, the first gear 22 and the second gear 23 are used for transmission, the screw rod 20 rotates, and the clamping frame 21 moves towards the pipeline until the pipeline is clamped. Provide the support of side for body 1 to spacing with it for body 1's installation is more firm. When the body 1 is disassembled, the connection state with the pipeline can be still kept or the limiting component 3 can be disassembled according to the requirement.

Example four

As shown in fig. 1-4, the valve positioner convenient to disassemble provided by the utility model comprises a body 1, a mounting assembly 2 and a limiting assembly 3; the mounting assembly 2 connects the body 1 and the valve body 4; spacing subassembly 3 sets up on body 1, with the pipeline cooperation. The mounting assembly 2 comprises a mounting frame 5 and a mounting member 7; the mounting bracket 5 is provided with a plurality of groups, can be respectively detachably arranged on the body 1 and the valve body 4, and is matched with each other through the mounting part 7. The mounting part 7 comprises a threaded rod 8, a pulling plate 9, a guide rod 10, a nut 11 and a return spring 27; the mounting rack 5 is provided with a through hole 12; one end of the threaded rod 8 penetrates through a through hole 12 of the upper mounting frame 5 and is connected with the pulling plate 9, and the other end of the threaded rod penetrates through a through hole 12 of the lower mounting frame 5 and is in threaded fit with the nut 11; the return spring 27 is arranged between the upper mounting bracket 5 and the pulling plate 9; the guide bar 10 is arranged on the upper mounting frame 5 and is connected with the pulling plate 9 in a sliding manner.

Furthermore, the mounting box 18 is rotatably connected with the second connecting rod 16 through the universal joint 17, multi-direction and multi-angle clamping is convenient to achieve, and flexibility of the device is enhanced.

Furthermore, an adjusting clamping groove 26 is arranged at one end of the adjusting rod 25 extending into the adjusting hole 28; the adjustment slot 26 is of a cross-shaped configuration. During adjustment, the adjusting piece is required to be matched, the adjusting piece extends into the adjusting clamping groove 26, and the adjusting rod 25 is rotated. After the clamping device is used, a worker can take away the adjusting piece, so that other people can be prevented from operating mistakenly, and the clamping stability and firmness can be guaranteed.

Furthermore, the mounting plate 13 is in threaded connection with the body 1 through a second bolt, and the mounting and dismounting are convenient.

Furthermore, the part of the clamping frame 21 extending out of the mounting chamber 19 is of an arc-shaped structure, so that the pipeline can be clamped conveniently.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A valve positioner convenient to disassemble comprises a body (1), and is characterized by also comprising a mounting assembly (2) and a limiting assembly (3); the mounting component (2) is connected with the body (1) and the valve body (4); the limiting assembly (3) is arranged on the body (1) and matched with the pipeline;

the mounting assembly (2) comprises a mounting frame (5) and a mounting piece (7); the mounting frames (5) are arranged in a plurality of groups, are respectively detachably arranged on the body (1) and the valve body (4), and are matched with each other in pairs through mounting pieces (7);

the mounting piece (7) comprises a threaded rod (8), a pulling plate (9), a guide rod (10), a nut (11) and a return spring (27); a through hole (12) is formed in the mounting rack (5); one end of the threaded rod (8) penetrates through a through hole (12) of the upper mounting frame (5) and is connected with the pulling plate (9), and the other end of the threaded rod penetrates through a through hole (12) of the lower mounting frame (5) and is in threaded fit with the nut (11); the return spring (27) is arranged between the upper mounting rack (5) and the pulling plate (9); the guide rod (10) is arranged on the upper mounting rack (5) and is connected with the pulling plate (9) in a sliding manner.

2. The valve positioner convenient to disassemble as claimed in claim 1, wherein the inner diameter of the nut (11) is larger than the diameter of the second through hole.

3. The valve positioner convenient to disassemble as claimed in claim 1, wherein the mounting frame (5) is of a bent structure, the horizontal section of the mounting frame (5) is in threaded connection with the body (1)/the valve body (4) through a first bolt (6), and the vertical section is provided with a through hole (12).

4. A valve positioner facilitating disassembly according to claim 3, wherein the vertical sections of the upper and lower mounting brackets (5) are slidably connected.

5. The valve positioner facilitating disassembly as claimed in claim 1, wherein the limiting assembly (3) comprises a mounting plate (13), a rotating seat (14), a first connecting rod (15), a second connecting rod (16) and a clamping piece; the mounting plate (13) is detachably arranged on the body (1); the rotating seat (14) is rotatably arranged on the mounting plate (13); one end of the first connecting rod (15) is rotatably connected with the rotating seat (14), and the other end of the first connecting rod is slidably connected with the second connecting rod (16); the clamping piece is arranged on the second connecting rod (16).

6. The valve positioner convenient to disassemble as claimed in claim 5, wherein the clamping piece comprises a mounting box (18), a lead screw (20), a clamping frame (21), a first gear (22), a second gear (23), an adjusting rod (25) and a mounting seat (24); the mounting box (18) is provided with a mounting chamber (19) and a through groove and an adjusting hole (28) which are communicated with the mounting chamber (19); the screw rod (20) is rotatably arranged in the mounting chamber (19), and two ends of the screw rod are provided with reverse threads; the first gear (22) is in bonding connection with the lead screw (20); the mounting seat (24) is arranged on one side of the screw rod (20); the adjusting rod (25) is rotatably arranged on the mounting seat (24), one end of the adjusting rod is in bonded connection with the second gear, and the other end of the adjusting rod extends into the adjusting hole (28); the first gear (22) is meshed with the second gear (23); the clamping frames (21) are arranged in two groups, and the two groups of clamping frames (21) extend into the mounting chamber (19) through the through grooves and are respectively in threaded fit with two ends of the lead screw (20).

7. A valve positioner facilitating disassembly as claimed in claim 6, wherein the mounting box (18) is pivotally connected to the second connecting rod (16) by a universal joint (17).

8. The valve positioner convenient to disassemble as claimed in claim 6, wherein one end of the adjusting rod (25) extending into the adjusting hole (28) is provided with an adjusting clamping groove (26); the adjusting clamping groove (26) is of a cross-shaped structure.

9. A valve positioner facilitating disassembly according to claim 5, characterised in that the mounting plate (13) is threadedly connected to the body (1) by means of a second bolt.

10. A valve positioner facilitating disassembly according to claim 6, characterised in that the part of the holder (21) extending out of the mounting chamber (19) is of arcuate configuration.