CN113063031A

CN113063031A - Valve actuator with stable mounting structure

Info

Publication number: CN113063031A
Application number: CN202110409347.1A
Authority: CN
Inventors: 郭刚
Original assignee: Yangzhou Yang Xiu Electric Power Equipment Co ltd
Current assignee: Yangzhou Yang Xiu Electric Power Equipment Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-07-02
Anticipated expiration: 2041-04-16
Also published as: CN113063031B

Abstract

The invention belongs to the technical field of valve actuators, and discloses a valve actuator with a stable mounting structure, which comprises an actuator body, a valve body and a mounting assembly connected between the actuator body and the valve body; the mounting assembly comprises two mounting frames which are matched with each other, and the two mounting frames are respectively fixed on the actuator body and the valve body; the two mounting racks are respectively an upper mounting rack and a lower mounting rack; at least three upper connecting buckles are fixed at the circumferential edge of the upper mounting rack in an array manner, at least three lower connecting buckles are fixed at the circumferential edge of the lower mounting rack in an array manner, and the upper connecting buckles and the lower connecting buckles are mutually clamped; each upper connecting buckle is provided with a slidable limiting pin, each lower connecting buckle is provided with a limiting hole, and the limiting pin can be inserted into the limiting hole; in conclusion, due to the arrangement of the mounting assembly, the actuator has the advantages of convenience in operation and stability in connection during mounting.

Description

Valve actuator with stable mounting structure

Technical Field

The invention belongs to the technical field of valve actuators, and particularly relates to a valve actuator with a stable mounting structure.

Background

Actuators, also known as actuators, are typically coupled to valves to control the flow of fluid. A connecting device is usually required to be arranged between the actuator and the valve so as to assemble the two structures into a whole, and the connecting device plays a role in fixing the two structures and transmitting power or torque.

At present, the existing connecting device for the actuator and the ball valve is complex in structure and large in installation workload, the problems of slow installation time and unstable assembly exist, and meanwhile, the disassembly operation is also inconvenient, so that the production progress is influenced, and the assembly efficiency is also influenced.

Disclosure of Invention

In view of the above, it is an object of the present invention to provide a valve actuator having a stable mounting structure.

In order to achieve the purpose, the invention provides the following technical scheme: a valve actuator with a stable mounting structure, comprising:

an actuator body;

a valve body;

a mounting assembly connected between the actuator body and the valve body; the mounting assembly comprises two mounting frames which are matched with each other, the two mounting frames are of a disc-shaped structure with a through hole in the middle, and the two mounting frames are respectively fixed on the actuator body and the valve body;

the two mounting racks are respectively an upper mounting rack and a lower mounting rack; at least three upper connecting buckles are fixed at the circumferential edge of the upper mounting rack in an array manner, at least three lower connecting buckles are fixed at the circumferential edge of the lower mounting rack in an array manner, and the upper connecting buckles and the lower connecting buckles are mutually clamped;

the thickness of the upper connecting buckle is larger than that of the upper mounting rack, and a clamping groove capable of clamping the lower connecting buckle is formed in one side of the upper connecting buckle; the thickness of the lower connecting buckle is equal to that of the lower mounting rack, and when the upper mounting rack and the lower mounting rack are coaxially connected in an overlapping mode, the lower mounting rack is completely clamped into the clamping groove;

each upper connecting buckle is provided with a slidable limiting pin, each lower connecting buckle is provided with a limiting hole, and the limiting pin can be inserted into the limiting hole; the matching direction of the limiting pin and the limiting hole is perpendicular to the clamping direction of the upper connecting buckle and the lower connecting buckle.

Preferably, the upper mounting frame and the lower mounting frame are provided with at least six threaded holes in an array mode, the threaded holes are located on the outer side of the through holes and matched with the fixing bolts to respectively realize the fixed connection between the two mounting frames and the actuator body and between the two mounting frames and the valve body.

Preferably, each counter bore has all been seted up to the one end of screw hole, the counter bore aperture is greater than the screw hole aperture, and restricts the contact surface that fixing bolt tip does not bulge in two mounting brackets through the counter bore.

Preferably, a limiting ring is coaxially arranged on the outer side of the upper mounting rack, penetrates through at least three upper connecting buckles in sequence and can move relative to the upper connecting buckles; the limiting ring is positioned above the limiting pin, and one end of the limiting pin extends upwards and is fixed with the limiting ring.

Preferably, one end of each limiting pin extends upwards to form a connecting column, and a connecting bolt for fixing is connected between each connecting column and the limiting ring.

Preferably, the outer wall of each limiting pin is provided with a wear-resistant sleeve, and the length of each wear-resistant sleeve is not less than that of each limiting hole.

Preferably, a tooth socket is formed in the outer wall of the limiting ring, a gear is embedded into each upper connecting buckle, one side of each gear is meshed with the tooth socket, and the other side of each gear extends out of the outer portion of each upper connecting buckle.

Preferably, a positioning ring is arranged above the upper connecting buckle, the positioning ring and the limiting ring are arranged in parallel up and down, and the size of the positioning ring is the same as that of the limiting ring; the bottom array of holding ring is equipped with at least three locating lever, and a locating lever stretches into in an upper connector link to form the block location of locating lever and spacing ring in upper connector link.

Preferably, each positioning spring is connected between the upper connecting buckle and the positioning ring, and the positioning spring is sleeved outside the positioning rod.

Preferably, at least three positioning grooves are formed in the top of the limiting ring in an array mode, and the positioning grooves are located right above the center of the limiting pin; when the limiting pin is completely inserted into the limiting hole, the positioning groove is correspondingly matched with the positioning rod.

Compared with the prior art, the invention has the following beneficial effects:

(1) the valve actuator provided by the invention is provided with the mounting assembly with the advantages of simple structure, stable connection, convenience in use and the like. When its installation component connects the installation specifically: utilize last mounting bracket and lower mounting bracket to realize the stable installation between executor body and the valve body, utilize last connector link and connector link down to realize going up the quick location and being connected between mounting bracket and the lower mounting bracket, utilize the spacer pin to realize going up the connector link and down stable spacing between the connector link.

(2) To above-mentioned installation component, the correspondence is equipped with the spacing ring that runs through the connector link, and on the spacer pin was fixed in the spacing ring, can accomplish the inserting or taking out of a plurality of spacer pins simultaneously through the mode of rotating the spacing ring from this, and then further simplified the using-way of whole installation component.

(3) To above-mentioned spacing ring and spacer pin, based on spliced pole and connecting bolt form demountable installation to dismantle the change after the spacer pin wearing and tearing from this.

(4) To above-mentioned spacing ring, set up the tooth's socket on its outer wall to it all has the gear to embed on every connector link, can reach the effect of rotating the spacing ring from this through stirring arbitrary gear, and the drive is convenient and stable.

(5) The locating ring is correspondingly arranged above the limiting ring, the locating ring can move up and down, and the locating rod capable of limiting the position of the limiting ring is fixed on the locating ring, so that the locating stability of the limiting ring after rotation can be effectively guaranteed, and the limiting pin is prevented from being separated.

(6) To above-mentioned holding ring, be provided with last connector link to the positioning spring who links to each other, can so that realize the automatic positioning of holding ring from this to stability when further improving the location.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the mounting assembly of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a bottom view of the upper mounting bracket of the mounting assembly of the present invention;

FIG. 5 is a top view of the upper mounting bracket of the mounting assembly of the present invention;

FIG. 6 is a schematic structural view of a lower mounting bracket of the mounting assembly of the present invention;

FIG. 7 is a schematic view of the structural cooperation of the upper and lower connector links of the mounting assembly of the present invention;

FIG. 8 is a schematic view of the structural cooperation of the retainer ring and the gear in the mounting assembly of the present invention;

in the figure: an actuator body-1; a valve body-2; mounting the component-3; an upper mounting frame-31; a lower mounting bracket-32; an upper connecting buckle-33; a lower connecting buckle-34; a clamping groove-35; a limit pin-36; connecting post-361; a wear sleeve-362; a limiting hole-37; -38, a threaded hole; a counterbore-39; a limiting ring-4; connecting bolt-41; gullet-42; gear-43; positioning grooves-44; positioning ring-5; a positioning rod-51; spring-52 is positioned.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a valve actuator with a stable mounting structure, which mainly comprises:

an actuator body 1;

a valve body 2;

and the mounting assembly 3 is connected between the actuator body 1 and the valve body 2.

As described above, the mounting assembly 3 is used for realizing stable connection between the actuator body 1 and the valve body 2, and as for the mounting assembly 3, as shown in fig. 2 to 8, the mounting assembly 3 mainly includes two mounting brackets that are matched with each other, the two mounting brackets are disc-shaped structures with a through hole formed in the middle, and the two mounting brackets are fixed on the actuator body 1 and the valve body 2 respectively.

Above-mentioned, two mounting brackets are mounting bracket 31 and lower mounting bracket 32 respectively, and equal array has seted up six at least screw holes 38 on last mounting bracket 31 and lower mounting bracket 32, and screw hole 38 is located the through-hole outside, and screw hole 38 and fixing bolt cooperation. Specifically, in fig. 1, the upper mounting frame 31 is fixed to the actuator body 1 by fixing bolts, and the lower mounting frame 32 is fixed to the valve body 2 by fixing bolts, thereby respectively realizing the fixed connection between the two mounting frames and the actuator body 1 and the valve body 2.

Above-mentioned, go up the circumference edge array of mounting bracket 31 and be fixed with at least three connector link 33 on, the circumference edge array of lower mounting bracket 32 is fixed with at least three connector link 34 down, and goes up connector link 33 and the mutual block of connector link 34 down. When the upper connecting buckle 33 and the lower connecting buckle 34 are engaged, as can be seen from fig. 2 and 7, the thickness of the upper connecting buckle 33 is greater than that of the upper mounting rack 31, and a slot 35 capable of engaging with the lower connecting buckle 34 is formed on one side of the upper connecting buckle 33; the thickness of the lower connecting buckle 34 is equal to the thickness of the lower mounting frame 32, and when the upper mounting frame 31 is coaxially overlapped with the lower mounting frame 32, the lower mounting frame 32 is completely clamped into the clamping groove 35. Therefore, the upper mounting frame 31 and the lower mounting frame 32 can be quickly positioned during assembly, and the assembly efficiency is improved; and the upper mounting frame 31 and the lower mounting frame 32 are ensured not to move or rotate relatively in the horizontal direction after being matched by the limiting of the clamping groove 35.

Furthermore, every is gone up and all is equipped with slidable spacer pin 36 on the connector link 33, has all seted up spacing hole 37 on every connector link 34 down, and in the complete card income draw-in groove 35 back of connector link 34 down, in spacer pin 36 slidable inserts spacing hole 37. Specifically, the matching direction of the limiting pin 36 and the limiting hole 37 is perpendicular to the engaging direction of the upper connecting buckle 33 and the lower connecting buckle 34, so that the relative movement in the vertical direction after the upper mounting frame 31 and the lower mounting frame 32 are matched can be effectively ensured.

In addition, a wear-resistant sleeve 362 is arranged on the outer wall of each limiting pin 36, and the length of the wear-resistant sleeve 362 is not less than that of the limiting hole 37.

In conclusion, the installation component 3 is utilized to effectively realize the stable installation between the actuator body 1 and the valve body 2, and the whole structure is simple and the operation is convenient.

The following preferred possible embodiments are also provided for the valve actuator disclosed above.

With regard to the above-described fixing of the two mounting brackets to the actuator body 1 and the valve body 2 by means of the threaded holes 38 and the fixing bolts, in a preferred embodiment: counter bore 39 has all been seted up to the one end of every screw hole 38, and counter bore 39 aperture is greater than screw hole 38 aperture, and restricts the contact surface that fixing bolt tip does not protrusion in two mounting brackets through counter bore 39. Based on this, when the upper mounting frame 31 and the lower mounting frame 32 are matched, the contact surfaces can be completely contacted, so that the structural strength and the structural stability of the assembled integral mounting assembly 3 are further ensured; and can also guarantee that the lower connecting buckle 34 can be completely clamped into the clamping groove 35, so that the accurate matching of the limiting pin 36 and the limiting hole 37 is realized.

Regarding the above-mentioned insertion operation of the limit pin 36 into the limit hole 37, in a preferred embodiment: a limiting ring 4 is coaxially arranged on the outer side of the upper mounting rack 31, and the limiting ring 4 sequentially penetrates through at least three upper connecting buckles 33 and can move relative to the upper connecting buckles 33; the stop collar 4 is located above the stop pin 36, and one end of the stop pin 36 extends upward and is fixed to the stop collar 4. Thus, in the present embodiment, all the stopper pins 36 can be inserted at one time by rotating the stopper ring 4, so that the overall operation is more convenient. And when the limit ring 4 is disassembled, the limit ring is reversely rotated.

With regard to the fixation of the stop collar 4 and the stop pin 36, in a further preferred embodiment: one end of each limit pin 36 extends upwards to form a connecting column 361, and a connecting bolt 41 for fixing is connected between each connecting column 361 and the limit ring 4. In fig. 7, the connecting bolt 41 is fixed from the bottom to the top, so that the wear-resistant pin 36 can be easily removed and replaced.

For the rotational operation of the stop collar 4, in a further preferred embodiment: the outer wall of the limit ring 4 is provided with a tooth groove 42, each upper connecting buckle 33 is embedded with a gear 43, one side of the gear 43 is meshed with the tooth groove 42, and the other side of the gear 43 extends out of the upper connecting buckle 33. Thus, in the present embodiment, the gear 43 on either of the upper connecting links 33 is pushed to drive the stopper ring 4 to rotate, thereby realizing insertion or removal of the stopper pin 36.

In a further preferred embodiment, a positioning structure of the stop collar 4 is further provided for the rotational operation of the stop collar 4, so as to further improve the stability of the limit of the stop collar 4 and the stop pin 36. The specific positioning structure is as follows: a positioning ring 5 is arranged above the upper connecting buckle 33, the positioning ring 5 and the limiting ring 4 are arranged in parallel up and down, and the size of the positioning ring 5 is the same as that of the limiting ring 4; at least three positioning rods 51 are arranged at the bottom of the positioning ring 5 in an array manner, one positioning rod 51 extends into one upper connecting buckle 33, and the positioning rods 51 are clamped and positioned with the limiting ring 4 in the upper connecting buckle 33.

In this embodiment, as a specific example: a positioning spring 52 is connected between each upper connecting buckle 33 and the positioning ring 5, and the positioning spring 52 is sleeved outside the positioning rod 51. Therefore, in the present embodiment, based on the elastic limit of the positioning spring 52, the positioning rod 51 generates an extrusion effect on the limit ring 4, so as to achieve the effect of compressing and positioning the limit ring 4; when the retainer ring 4 needs to be moved, the positioning ring 5 is pushed in a direction away from the retainer ring 4, so that the positioning spring 52 is stretched and the positioning rod 51 is separated from the retainer ring 4.

In the present embodiment, as still another specific example: at least three positioning grooves 44 are formed in the top of the limiting ring 4 in an array mode, and the positioning grooves 44 are located right above the center of the limiting pin 36; when the stopper pin 36 is completely inserted into the stopper hole 37, the positioning groove 44 is correspondingly engaged with the positioning rod 51. Therefore, in the present embodiment, the positioning of the retainer ring 4 is realized based on the engagement between the positioning groove 44 and the positioning rod 51; when the retainer ring 4 needs to be moved, the positioning ring 5 is pushed in a direction away from the retainer ring 4, so that the positioning rod 51 is separated from the positioning groove 44.

In the present embodiment, as a preferred example: it should include both the positioning slot 44 and the positioning spring 52. Therefore, in the embodiment, the principle of rotation and positioning of the limit ring 4 is realized as follows: when the retainer ring 4 is rotated, the retainer ring 5 is pushed away from the retainer ring 4, so that the retainer spring 52 is stretched and the retainer rod 51 is separated from the retainer groove 44 with the movement of the retainer ring 5, thereby ensuring that the retainer ring 4 is rotated. During the location, based on the rotation of spacing ring 4 for constant head tank 44 moves to in the last connector link 33 to corresponding with locating lever 51 position, unclamp the holding ring 5 this moment, then pull the holding ring 5 and be close to spacing ring 4 under the resilience of positioning spring 52, thereby make locating lever 51 insert and form the location in the constant head tank 44.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A valve actuator having a stable mounting structure, comprising:

an actuator body (1);

a valve body (2);

a mounting assembly (3) connected between the actuator body (1) and the valve body (2); the mounting assembly (3) comprises two mounting frames which are matched with each other, the two mounting frames are of disc-shaped structures with through holes in the middle, and the two mounting frames are respectively fixed on the actuator body (1) and the valve body (2);

the two mounting racks are respectively an upper mounting rack (31) and a lower mounting rack (32); at least three upper connecting buckles (33) are fixed at the circumferential edge of the upper mounting rack (31) in an array mode, at least three lower connecting buckles (34) are fixed at the circumferential edge of the lower mounting rack (32) in an array mode, and the upper connecting buckles (33) are mutually clamped with the lower connecting buckles (34);

the thickness of the upper connecting buckle (33) is larger than that of the upper mounting rack (31), and a clamping groove (35) capable of clamping the lower connecting buckle (34) is formed in one side of the upper connecting buckle (33); the thickness of the lower connecting buckle (34) is equal to that of the lower mounting frame (32), and when the upper mounting frame (31) is coaxially overlapped and connected with the lower mounting frame (32), the lower mounting frame (32) is completely clamped in the clamping groove (35);

each upper connecting buckle (33) is provided with a slidable limiting pin (36), each lower connecting buckle (34) is provided with a limiting hole (37), and the limiting pin (36) can be inserted into the limiting hole (37); the matching direction of the limiting pin (36) and the limiting hole (37) is perpendicular to the clamping direction of the upper connecting buckle (33) and the lower connecting buckle (34).

2. A valve actuator having a stable mounting arrangement as set forth in claim 1 wherein: go up mounting bracket (31) and all set up six at least screw holes (38) in the array on mounting bracket (32) down, screw hole (38) are located the through-hole outside, and screw hole (38) and fixing bolt cooperation to realize the fixed connection between two mounting brackets and executor body (1) and valve body (2) respectively.

3. A valve actuator having a stable mounting arrangement as set forth in claim 2 wherein: every counter bore (39) have all been seted up to the one end of screw hole (38), counter bore (39) aperture is greater than screw hole (38) aperture, and restricts the contact surface that fixing bolt tip does not bulge in two mounting brackets through counter bore (39).

4. A valve actuator having a stable mounting arrangement as set forth in claim 1 wherein: a limiting ring (4) is coaxially arranged on the outer side of the upper mounting rack (31), and the limiting ring (4) sequentially penetrates through at least three upper connecting buckles (33) and can move relative to the upper connecting buckles (33); the limiting ring (4) is positioned above the limiting pin (36), and one end of the limiting pin (36) extends upwards and is fixed with the limiting ring (4).

5. A valve actuator having a stable mounting configuration as set forth in claim 4 wherein: one end of each limiting pin (36) extends upwards to form a connecting column (361), and a connecting bolt (41) for fixing is connected between each connecting column (361) and the limiting ring (4).

6. A valve actuator having a stable mounting arrangement as claimed in claim 1 or 5, wherein: and a wear-resistant sleeve (362) is arranged on the outer wall of each limiting pin (36), and the length of the wear-resistant sleeve (362) is not less than that of the limiting hole (37).

7. A valve actuator having a stable mounting configuration as set forth in claim 4 wherein: tooth grooves (42) are formed in the outer wall of the limiting ring (4), a gear (43) is embedded into each upper connecting buckle (33), one side of each gear (43) is meshed with the tooth grooves (42), and the other side of each gear (43) extends out of the corresponding upper connecting buckle (33).

8. A valve actuator having a stable mounting configuration as set forth in claim 4 wherein: a positioning ring (5) is arranged above the upper connecting buckle (33), the positioning ring (5) and the limiting ring (4) are arranged in parallel up and down, and the size of the positioning ring (5) is the same as that of the limiting ring (4); the bottom array of holding ring (5) is equipped with at least three locating lever (51), and a locating lever (51) stretches into in one last connector link (33) to form the block location of locating lever (51) and spacing ring (4) in last connector link (33).

9. A valve actuator having a stable mounting arrangement as set forth in claim 8 wherein: each upper connecting buckle (33) and the positioning ring (5) are connected with a positioning spring (52), and the positioning spring (52) is sleeved on the outer side of the positioning rod (51).

10. A valve actuator having a stable mounting arrangement as set forth in claim 8 wherein: at least three positioning grooves (44) are formed in the top of the limiting ring (4) in an array mode, and the positioning grooves (44) are located right above the center of the limiting pin (36); when the limiting pin (36) is completely inserted into the limiting hole (37), the positioning groove (44) is correspondingly matched with the positioning rod (51).