CN211714871U

CN211714871U - Locking type connecting rod type valve driving mechanism

Info

Publication number: CN211714871U
Application number: CN201922193861.7U
Authority: CN
Inventors: 张翔; 王新山
Original assignee: Xiangyang Hangtou Electromechanical Technology Co ltd
Current assignee: Xiangyang Hangtou Electromechanical Technology Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-10-20
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a locking connecting rod type valve driving mechanism; belonging to the technical field of valve driving; the technical key points of the device comprise a connecting rod driving assembly, wherein the connecting rod driving assembly comprises a movable connecting block and a fixed connecting block positioned on one side of the movable connecting block, and a transmission rod is fixedly arranged at the center of one side of the movable connecting block, which is close to the fixed connecting block; mounting grooves are formed in the top and the bottom of the side face of the movable connecting block and the bottom of the side face of the fixed connecting block, a rotating shaft is movably nested on the inner wall of each mounting groove through a bearing, and a support rod is fixedly sleeved on the outer side of each rotating shaft; the utility model discloses effectively reduce the influence of pressure or pulling force to branch, and then effectively prolong the life of branch, reduce branch because of pressure or gravity deformation's probability, guaranteed the homogeneity of valve and lower valve in ascending and decline in-process both sides atress.

Description

Locking type connecting rod type valve driving mechanism

The technical field is as follows:

the utility model relates to a valve drive technical field, in particular to locking type connecting rod formula valve actuating mechanism.

Background art:

in order to avoid the situation that the valve of the armored movable type alternating current metal-enclosed switchgear is jammed due to unbalanced stress on two sides when the valve is opened and closed, a valve driving mechanism for driving the valve to be opened and closed by adopting a connecting rod type mechanism has been provided in the prior art.

However, the existing link-type shutter driving mechanism still has some disadvantages in practical use, for example, when the shutter is in an open state, the link directly connected with the shutter bears great pressure, and the situation of deformation is easy to occur after long-term use, thereby causing uneven stress on both sides of the shutter again.

Therefore, it is necessary to invent a locking type link type shutter driving mechanism to solve the above problems.

The utility model has the following contents:

an object of the utility model is to provide a locking type connecting rod formula valve actuating mechanism to when the valve is in the open mode among the solution prior art, will bear very big pressure with valve lug connection's connecting rod, the condition of deformation appears easily after long-term the use, and then leads to the inhomogeneous not enough of valve both sides atress once more.

The utility model discloses by following technical scheme implement: a locking type connecting rod type valve driving mechanism comprises a connecting rod driving component, wherein the connecting rod driving component comprises a movable connecting block and a fixed connecting block positioned on one side of the movable connecting block, and a transmission rod is fixedly arranged at the center of one side, close to the fixed connecting block, of the movable connecting block;

the movable connecting block is characterized in that mounting grooves are formed in the top and the bottom of the side face of the movable connecting block and the bottom of the side face of the fixed connecting block, a rotating shaft is movably nested on the inner wall of each mounting groove through a bearing, a supporting rod is fixedly sleeved on the outer side of each rotating shaft, a first mounting plate is arranged on each of two sides of the top of each supporting rod, and a second mounting plate is fixedly arranged in the middle of each supporting;

the fixed L shape support arm that is provided with in first mounting panel top, the fixed go-between that is provided with in second mounting panel top, the fixed cover of go-between outside connects and is provided with wire rope, the fixed lantern ring that has of wire rope tip fixedly connected with, fixed cover ring is fixed to be cup jointed and is set up in the L shape support arm outside.

Preferably, a positioning block is arranged on one side of the connecting rod driving component, and an air cylinder is fixedly arranged on one side, far away from the connecting rod driving component, of the positioning block.

Preferably, the output shaft of the cylinder penetrates through the positioning block and extends to the outside of the positioning block, and the cylinder is fixedly connected with the transmission rod.

Preferably, the number of the positioning blocks is two, an upper valve and a lower valve are arranged between the two positioning blocks, and the lower valve is located at the bottom of the upper valve.

Preferably, the two sides of the upper valve and the two sides of the lower valve are both fixedly provided with valve side plates, the fixed connecting block is fixedly connected with the valve side plates, and the tops and the bottoms of the positioning blocks are both fixedly provided with sliding rods.

Preferably, the valve side plate is slidably sleeved on the outer side of the sliding rod, and the top end and the bottom end of the sliding rod are fixedly provided with supporting plates.

Preferably, the first mounting plate and the second mounting plate are detachably connected with the support rod through screws.

The utility model has the advantages that:

1. the utility model discloses a set up L shape support arm to utilize L shape support arm to strengthen receiving pressure or pulling force influence's branch, and then effectively reduce the influence to the branch that comes from the pressure of upper valve or the pulling force that comes from lower valve, and then effectively prolong the life of branch, reduce the probability that the branch is out of shape because of pressure or gravity, guaranteed the homogeneity of the both sides atress of upper valve and lower valve in the process of rising and descending;

2. the utility model discloses a be provided with wire rope and the fixed lantern ring to in utilize wire rope and the fixed lantern ring to cooperate with the go-between, and then make L shape support arm and branch play the effect of consolidating each other.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall side sectional structure of the present invention.

Fig. 2 is a schematic side sectional view of the connecting rod driving assembly of the present invention.

Fig. 3 is a schematic view of the overall front view structure of the present invention.

In the figure: 1. a link drive assembly; 2. fixing a connecting block; 3. a transmission rod; 4. mounting grooves; 5. a rotating shaft; 6. a strut; 7. a first mounting plate; 8. an L-shaped support arm; 9. a second mounting plate; 10. a connecting ring; 11. a wire rope; 12. a fixed collar; 13. a screw; 14. positioning blocks; 15. an upper valve; 16. a lower valve; 17. a valve side plate; 18. a slide bar; 19. a support plate; 20. a cylinder; 21. and moving the connecting block.

The specific implementation mode is as follows:

the technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description. Any feature disclosed in this specification (including any accompanying claims-abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Before describing the embodiments, some necessary terms need to be explained. For example:

if the use of the terms first, second, etc. appear in this application to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. Thus, a "first" element discussed below could also be termed a "second" element without departing from the teachings of the present invention. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.

The various terms appearing in this application are used for the purpose of describing particular embodiments only and are not intended as limitations on the invention, except where the context clearly dictates otherwise, the singular is intended to include the plural as well.

When the terms "comprises" and/or "comprising" are used in this specification, these terms specify the presence of stated features-integers-steps-operations-elements and/or components, but do not preclude the presence and/or addition of one or more other features-integers-steps-operations-elements-components and/or groups thereof.

The utility model provides a closed connecting rod formula valve actuating mechanism as shown in fig. 1-3, as shown in fig. 1 and fig. 2, including connecting rod drive assembly 1, connecting rod drive assembly 1 includes removal connecting block 21 and the fixed connection piece 2 that is located removal connecting block 21 one side, remove connecting block 21 and be close to fixed connection block 2 one side center department fixed setting transfer line 3, remove connecting block 21 side top and side bottom and fixed connection block 2 side bottom and all seted up mounting groove 4, set up rotation axis 5 through bearing activity nestification on the 4 inner walls of mounting groove, 5 outside fixed cup joints of rotation axis and sets up branch 6, so that when removal connecting block 21 promoted branch 6, branch 6 then promotes fixed connection block 2.

Simultaneously, 6 top both sides of branch all set up first mounting panel 7 and 6 middle parts of branch are fixed to be set up second mounting panel 9, first mounting panel 7 and second mounting panel 9 all can dismantle with branch 6 through screw 13 and be connected, the fixed L shape support arm 8 that sets up in first mounting panel 7 top, so that utilize L shape support arm 8 to strengthen receiving pressure or pulling force influence branch 6, and then effectively reduce the influence of pressure or pulling force to branch 6, and then effectively prolong the life of branch 6, reduce branch 6 because of the probability of pressure or gravity deformation, the homogeneity of upper valve 15 and lower valve 16 at the lift and decline in-process both sides atress has been guaranteed.

In addition, a connecting ring 10 is fixedly arranged at the top of the second mounting plate 9, a steel wire rope 11 is fixedly sleeved on the outer side of the connecting ring 10, a fixed lantern ring 12 is fixedly connected to the end of the steel wire rope 11, and the fixed lantern ring 12 is fixedly sleeved on the outer side of the L-shaped support arm 8, so that the steel wire rope 11 and the fixed lantern ring 12 are matched with the connecting ring 10, and the L-shaped support arm 8 and the support rod 6 are mutually reinforced.

As shown in fig. 3, referring to fig. 1, a positioning block 14 is disposed on one side of the link driving assembly 1, an air cylinder 20 is fixedly disposed on one side of the positioning block 14 away from the link driving assembly 1, an output shaft of the air cylinder 20 penetrates through the positioning block 14 and extends to the outside of the positioning block 14, the air cylinder 20 is fixedly connected with the transmission rod 3, two positioning blocks 14 are disposed, an upper valve 15 and a lower valve 16 are disposed between the two positioning blocks 14, and the lower valve 16 is located at the bottom of the upper valve 15.

In addition, the two sides of the upper valve 15 and the lower valve 16 are both fixedly provided with valve side plates 17, the fixed connecting blocks 2 are fixedly connected with the valve side plates 17, the tops and the bottoms of the positioning blocks 14 are both fixedly provided with sliding rods 18, the valve side plates 17 are slidably sleeved on the outer sides of the sliding rods 18, so that the fixed connecting blocks 2 respectively push the valve side plates 17 on the two sides of the upper valve 15 and the lower valve 16, the valve side plates 17 on the two sides of the upper valve 15 rise along the sliding rods 18, the valve side plates 17 on the two sides of the lower valve 16 fall along the sliding rods 18, and opening is completed.

More specifically, the top of slide bar 18 all is fixed with the bottom and is set up and be used for right the utility model discloses the backup pad 19 that carries out the installation.

The specific use method of the locking type connecting rod type valve driving mechanism comprises the following steps:

in actual use, the cylinder 20 drives the output shaft to shorten, and the output shaft of the cylinder 20 drives the transmission rod 3 to move towards the direction close to the upper valve 15 and the lower valve 16;

at the moment, the movable connecting block 21 pushes the supporting rod 6, the supporting rod 6 pushes the fixed connecting block 2, the fixed connecting block 2 respectively pushes the upper valve 15 and the valve side plates 17 on two sides of the lower valve 16, so that the valve side plates 17 on two sides of the upper valve 15 rise along the sliding rod 18, the valve side plates 17 on two sides of the lower valve 16 fall along the sliding rod 18, and the opening is finished;

when the upper valve 15 and the lower valve 16 are in the maximum opening state, the supporting rod 6 is in a nearly vertical state, the supporting rods 6 at different positions are influenced by the pressure from the upper valve 15 or the gravity from the lower valve 16, and the L-shaped supporting arm 8 supports the supporting rod 6 so as to share the pressure on the supporting rod 6.

In other technical features in this embodiment, those skilled in the art can flexibly select the technical features according to actual situations to meet different specific actual requirements. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known components, structures or parts are not described in detail in order to avoid obscuring the present invention, and the technical scope of the present invention is defined by the claims.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed" - "mounted" - "connected" are used in a broad sense and should be understood broadly by those skilled in the art. For example, the components may be fixedly connected, movably connected, integrally connected, or partially connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected inside two elements, and the like, and for those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations, that is, the expression of the language and the implementation of the actual technology can flexibly correspond, and the expression of the language (including the drawings) of the specification of the present invention does not constitute any single restrictive interpretation of the claims.

Modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, which should be limited only by the claims appended hereto. In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known techniques, such as specific construction details, operating conditions, and other technical conditions, have not been described in detail in order to avoid obscuring the present invention.

Claims

1. A locking type connecting rod type valve driving mechanism is characterized in that: the device comprises a connecting rod driving component (1), wherein the connecting rod driving component (1) comprises a movable connecting block (21) and a fixed connecting block (2) positioned on one side of the movable connecting block (21), and a transmission rod (3) is fixedly arranged at the center of one side, close to the fixed connecting block (2), of the movable connecting block (21);

the top and the bottom of the side face of the movable connecting block (21) and the bottom of the side face of the fixed connecting block (2) are respectively provided with a mounting groove (4), the inner wall of each mounting groove (4) is movably nested with a rotating shaft (5) through a bearing, the outer side of each rotating shaft (5) is fixedly sleeved with a supporting rod (6), the two sides of the top of each supporting rod (6) are respectively provided with a first mounting plate (7), and the middle part of each supporting rod (6) is fixedly provided with a second mounting plate (9);

first mounting panel (7) top is fixed to be provided with L shape support arm (8), second mounting panel (9) top is fixed to be provided with go-between (10), the fixed cover in the go-between (10) outside is met and is provided with wire rope (11), the fixed lantern ring (12) of wire rope (11) tip fixedly connected with, fixed lantern ring (12) are fixed to be cup jointed and set up in the L shape support arm (8) outside.

2. A latching type link shutter driving mechanism according to claim 1, wherein: a positioning block (14) is arranged on one side of the connecting rod driving component (1), and an air cylinder (20) is fixedly arranged on one side, far away from the connecting rod driving component (1), of the positioning block (14).

3. A latching type link shutter driving mechanism according to claim 2, wherein: an output shaft of the air cylinder (20) penetrates through the positioning block (14) and extends to the outside of the positioning block (14), and the air cylinder (20) is fixedly connected with the transmission rod (3).

4. A latching type link shutter driving mechanism according to claim 2, wherein: the two positioning blocks (14) are arranged, an upper valve (15) and a lower valve (16) are arranged between the two positioning blocks (14), and the lower valve (16) is located at the bottom of the upper valve (15).

5. The locking type link shutter driving mechanism according to claim 4, wherein: the upper valve (15) and the lower valve (16) are fixedly provided with valve side plates (17) on two sides, the fixed connecting block (2) is fixedly connected with the valve side plates (17), and the top and the bottom of the positioning block (14) are fixedly provided with sliding rods (18).

6. A latching type link shutter driving mechanism according to claim 5, wherein: the valve side plate (17) is arranged on the outer side of the sliding rod (18) in a sliding sleeved mode, and supporting plates (19) are fixedly arranged at the top end and the bottom end of the sliding rod (18).

7. A latching type link shutter driving mechanism according to claim 1, wherein: first mounting panel (7) and second mounting panel (9) are all through screw (13) and branch (6) detachable connection.