CN215891166U

CN215891166U - Flexible mounting structure for non-vertical mounting between valve rod and valve clack

Info

Publication number: CN215891166U
Application number: CN202121887511.1U
Authority: CN
Inventors: 余琳; 刘鸣扬
Original assignee: Les Safety Valve Tianjin Co ltd
Current assignee: Les Safety Valve Tianjin Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-02-22
Anticipated expiration: 2031-08-12

Abstract

The utility model belongs to the technical field of relief valve production and makes and specifically relates to a nimble mounting structure of non-perpendicular installation between valve rod and valve clack is related to, and it is including setting up the installation piece between valve rod and valve clack, installation piece and valve clack fixed connection, be provided with between valve rod and the installation piece and be used for the coupling assembling of non-perpendicular connection. In this application, because installation piece and valve clack fixed connection to setting up the coupling assembling that is used for the non-perpendicular to be connected at valve rod and installation piece, the coupling assembling that utilizes the non-perpendicular to connect makes valve rod and valve clack be connected the back, makes the valve rod can take place the skew behind vertical state, can not make the unable totally enclosed valve body of valve clack after the valve rod takes place the skew, has the effect to the sealed valve body influence of valve clack when reducing the valve rod slope.

Description

Flexible mounting structure for non-vertical mounting between valve rod and valve clack

Technical Field

The application relates to the field of safety valve production and manufacturing, in particular to a flexible mounting structure for non-vertical mounting between a valve rod and a valve clack.

Background

The safety valve is a special branch of the valve family at present, and the special characteristic is that the safety valve only plays the role of opening and closing unlike other valves, and more importantly plays the role of protecting equipment. With the rapid development of economic construction in China, the existing equipment project with pressure control is more and more, and in view of the fact that the equipment needs to be decompressed, the safety valve is widely applied to the pressure control equipment.

In the prior art, reference is made to chinese patent with publication number CN210510408U, which discloses a safety valve, comprising a valve body with a pressure inlet and a pressure outlet, a valve rod, a valve cap and an elastic member, wherein one end of the valve rod is fixedly connected with a valve flap, the valve rod is perpendicular to the valve flap, the valve rod and the valve flap are both arranged in the valve body, the valve flap seals the valve body, the elastic member is sleeved outside the valve rod, and the valve cap and the valve body can be detachably and fixedly connected.

In view of the above-mentioned related art, the inventor thinks that because the valve rod is vertically and fixedly connected with the valve clack, in order to make the valve clack completely seal the valve body, it must be ensured that the valve rod is vertically arranged in the valve body, and when the valve rod is installed in the valve body and inclines, the valve clack is prone to being unable to completely seal the valve body.

SUMMERY OF THE UTILITY MODEL

In order to reduce the influence to the valve clack seal valve body when the valve rod inclines, this application provides the nimble mounting structure of non-perpendicular installation between valve rod and the valve clack.

The application provides a nimble mounting structure of non-perpendicular installation between valve rod and the valve clack adopts following technical scheme:

the utility model provides a nimble mounting structure of non-perpendicular installation between valve rod and valve clack, is including setting up the installation piece between valve rod and valve clack, installation piece and valve clack fixed connection, be provided with the coupling assembling that is used for non-perpendicular connection between valve rod and the installation piece.

Through adopting above-mentioned technical scheme, because installation piece and valve clack fixed connection to setting up the coupling assembling that is used for the non-perpendicular to be connected at valve rod and installation piece, utilize the coupling assembling of non-perpendicular connection to make valve rod and valve clack be connected the back, make the valve rod can take place the skew after vertical state, can not make the unable totally enclosed valve body of valve clack after the valve rod takes place the skew, reached the purpose that seals the valve body influence to the valve clack when reducing the valve rod slope.

Optionally, coupling assembling includes spread groove and connecting block, and the one side of valve clack is kept away from to the installation piece is seted up at the spread groove, and the one end fixed connection that connecting block and valve rod are close to the valve clack, and the cooperation is pegged graft with the spread groove to the connecting block, and when the connecting block was located the spread groove, left the inclined surplus between the lateral wall of connecting block and spread groove, was provided with the anticreep subassembly that prevents to drop between connecting block and the spread groove.

Through adopting above-mentioned technical scheme, during the use coupling assembling, at first remove the valve rod and drive the connecting block and peg graft in the spread groove, then utilize the anticreep subassembly between connecting block and the spread groove, make the connecting block be located the spread groove all the time, because be provided with the skew allowance between the lateral wall of connecting block and spread groove, when valve rod and valve clack emergence skew out of plumb, the valve rod can not drive the unable sealed valve body of valve clack.

Optionally, be provided with rotating assembly between connecting block and the spread groove, rotating assembly includes fixed hemisphere and rotation groove, and the diapire at the spread groove is seted up to the rotation groove, and one side fixed connection of valve rod is kept away from to fixed hemisphere and connecting block, and the rotation groove suits with fixed hemisphere, and fixed hemisphere is located the rotation inslot, and fixed hemisphere rotates with the rotation groove to be connected.

Through adopting above-mentioned technical scheme, when the connecting block is located the spread groove, fixed hemisphere and rotation groove butt, when the valve rod is not perpendicular with the valve clack, the valve rod drives the connecting block and takes place to remove in the spread groove, because fixed hemisphere and rotation groove butt to the anticreep subassembly makes the connecting block be located the spread groove all the time, so connecting block relatively fixed hemisphere rotates, sets up to fixed hemisphere and rotation groove, promotes the convenience of connecting block when the spread groove internal rotation.

Optionally, the anticreep subassembly includes anticreep groove and anticreep bolt, and the anticreep groove is seted up at the lateral wall of connecting block, and the lateral wall that the spread groove was passed to the one end of anticreep bolt is located the anticreep inslot, and the anticreep bolt is connected with the lateral wall threaded connection of spread groove.

Through adopting above-mentioned technical scheme, when using the anticreep subassembly, at first remove the connecting block and peg graft in the spread groove, then rotate the lateral wall threaded connection of anticreep bolt and spread groove again, make the one end of anticreep bolt be located the anticreep inslot, utilize anticreep bolt card in the anticreep inslot, avoid connecting block and spread groove separation, anticreep subassembly simple structure, simple to operate promote the convenience when using.

Optionally, a counter bore is formed in the side wall of the mounting block, and a bolt head of the anti-falling bolt is located in the counter bore.

By adopting the technical scheme, the anti-falling bolt is positioned in the counter bore by arranging the counter bore, so that the smoothness of the side wall of the mounting block is improved.

Optionally, the anti-groove-escaping ring connecting block is arranged in a circle.

Through adopting above-mentioned technical scheme, set up the anticreep groove into ring joint piece a week, be convenient for lie in the anticreep inslot behind the lateral wall of spread groove, promote the convenience that the anticreep bolt inserted the anticreep groove.

Optionally, the valve rod includes upper rod and lower rod, the one end and the connecting block fixed connection of lower rod, and the upper rod is located the one end that the connecting block was kept away from to the lower rod, is provided with the adjusting part who is used for adjusting valve rod length between upper rod and the lower rod.

Through adopting above-mentioned technical scheme, set up the valve rod into upper boom and lower beam to set up adjusting part between upper boom and the lower beam, adjust the distance between upper boom and the lower beam, thereby reach the purpose of adjusting valve rod length.

Optionally, the adjusting part includes adjusting pole and adjusting bolt, adjusts the one end and the upper boom fixed connection of pole, and the one end that the connecting block was kept away from to the lower beam has seted up the adjustment tank, and the one end that the upper boom was kept away from to the regulation pole is pegged graft in the adjustment tank, adjusts pole and adjustment tank sliding connection, and adjusting bolt passes the lateral wall of adjustment tank and adjusts the pole butt, adjusting bolt and the lateral wall threaded connection of adjustment tank.

Through adopting above-mentioned technical scheme, when using the adjusting part to adjust the length of valve rod, at first rotate adjusting bolt and keep away from the regulation pole, then drag the upper boom and drive the regulation pole and slide in the adjustment tank, after the length of valve rod was adjusted to suitable length, rotate adjusting bolt and adjust the pole butt, utilize adjusting bolt to fix the regulation pole in the adjustment tank, accomplish the regulation of valve rod length, adjusting part simple structure, it is convenient to adjust, promote the convenience when adjusting the length of valve rod.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the valve body is sealed by the valve clack, the valve clack is connected with the valve body, the valve body is connected with the valve clack through the connecting groove, the connecting groove is formed in the valve body, the valve rod is connected with the connecting block, the connecting groove is formed in the connecting groove, the valve rod can deflect in the vertical state, and the valve body cannot be completely sealed by the valve clack after the valve rod deflects, so that the aim of reducing the influence of the valve rod on the valve body sealed by the valve clack when the valve rod tilts is fulfilled;

2. by arranging the fixed hemisphere and the rotating groove and utilizing the abutting of the rotating groove and the fixed hemisphere, the convenience of the valve rod driving the connecting block to rotate in the connecting groove when the valve rod deflects is improved;

3. set up the anticreep subassembly between spread groove and connecting block, utilize the anticreep subassembly to prevent the connecting block from separating in the spread groove, make valve clack and valve rod connect all the time.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic view intended to show an adjusting rod in the valve stem;

fig. 3 is a schematic view intended to show a connection assembly;

fig. 4 is a sectional view intended to show the anti-drop assembly and the rotating assembly.

Description of reference numerals: 1. a valve stem; 11. a rod is arranged; 12. a lower rod; 121. an adjustment groove; 2. a valve flap; 3. mounting blocks; 4. a connecting assembly; 41. connecting grooves; 42. connecting blocks; 5. a rotating assembly; 51. fixing the hemisphere; 52. a rotating groove; 6. an anti-drop component; 61. a drop-proof groove; 62. an anti-drop bolt; 7. adjusting a rod; 72. and adjusting the bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a flexible mounting structure of non-perpendicular installation between valve rod and valve clack. Referring to fig. 1, a flexible mounting structure for non-vertical mounting between a valve rod and a valve clack comprises a mounting block 3 arranged between the valve rod 1 and the valve clack 2, the mounting block 3 is fixedly connected with the valve clack 2, and a connecting assembly 4 for non-vertical connection is arranged between the valve rod 1 and the mounting block 3. When installation valve rod 1 and valve clack 3, utilize coupling assembling 4 to be connected valve rod 1 and valve clack 3, utilize coupling assembling 4 to make and can be in the state of non-perpendicular being connected between valve rod 1 and the valve clack 2, can not make the unable totally enclosed valve body of valve clack 2 after valve rod 1 takes place the skew, reached the purpose to the sealed valve body influence of valve clack 2 when reducing the slope of valve rod 1.

Referring to fig. 1 and 2, the valve rod 1 includes an upper rod 11 and a lower rod 12, the upper rod 11 and the lower rod 12 are all vertically arranged, the bottom end of the lower rod 12 is connected with the mounting block 3 through a connecting assembly 4 in a detachable and fixed manner, the upper rod 11 is located at the top end of the lower rod 12, an adjusting assembly is arranged between the upper rod 11 and the lower rod 12, the adjusting assembly includes an adjusting rod 7 and an adjusting bolt 72, the adjusting rod 7 is vertically arranged, the top end of the adjusting rod 7 is fixedly connected with the upper rod 11, an adjusting groove 121 is formed in the top end of the lower rod 12, the bottom end of the adjusting rod 7 is inserted into the adjusting groove 121, the adjusting rod 7 is slidably connected with the adjusting groove 121, the adjusting bolt 72 penetrates through the side wall of the adjusting groove 121 and abuts against the adjusting rod 7, the adjusting bolt 72 is in threaded connection with the side wall of the adjusting groove 121, a counter bore is formed in the side wall of the adjusting groove 121, and a bolt head of the adjusting bolt 72 is located in the counter bore. When the length of the valve rod 1 is adjusted according to the specification, the adjusting bolt 72 is firstly rotated to be away from the adjusting rod 7, then the upper rod 11 is moved to drive the adjusting rod 7 to slide in the adjusting groove 121, and after the valve rod 1 is adjusted to a proper position, the adjusting bolt 72 is rotated to be abutted against the adjusting rod 7, so that the adjusting rod 7 is fixed in the adjusting groove 121, and the adjustment of the length of the valve rod 1 is completed.

Referring to fig. 3 and 4, the connection assembly 4 includes a connection groove 41 and a connection block 42, the connection groove 41 is opened on a side of the mounting block 3 away from the valve flap 2, the connection block 42 is fixedly connected to the bottom end of the lower rod 12, the connection block 42 is in insertion fit with the connection groove 41, when the connection block 42 is located in the connection groove 41, a margin allowing the connecting block 42 to move obliquely in the connecting groove 41 is left between the connecting block 42 and the side wall of the connecting groove 41, a rotating assembly 5 is arranged between the connecting block 42 and the connecting groove 41, the rotating assembly 5 comprises a fixed hemisphere 51 and a rotating groove 52, the rotating groove 52 is arranged on the bottom wall of the connecting groove 41, the fixed hemisphere 51 is fixedly connected with one end of the connecting block 42 far away from the lower rod 12, the rotating groove 52 is matched with the fixed hemisphere 51, when the connecting block 42 is located in the connecting groove 41, the fixed hemisphere 51 is located in the rotating groove 52, and the fixed hemisphere 51 is rotatably connected with the rotating groove 52. When the connecting assembly 4 is used, firstly, the valve rod 1 is moved to drive the connecting block 42 to be inserted into the connecting groove 41, so that the fixed hemisphere 51 is positioned in the rotating groove 52; when the valve rod 1 deflects, the valve rod 1 drives the connecting block 42 to move in the connecting groove 41, and the connecting block 42 drives the fixed hemisphere 51 to rotate in the rotating groove 52.

Referring to fig. 3 and 4, an anti-disengaging assembly 6 for preventing the connecting block 42 and the connecting groove 41 from disengaging is further arranged between the connecting block 42 and the connecting groove 41, the anti-disengaging assembly 6 comprises an anti-disengaging groove 61 and an anti-disengaging bolt 62, the anti-disengaging groove 61 is arranged on the side wall of the connecting block 42, the anti-disengaging groove 61 is arranged around the connecting block 42 for a circle, one end of the anti-disengaging bolt 62 penetrates through the side wall of the connecting groove 41 and is located in the anti-disengaging groove 61, the anti-disengaging bolt 62 is in threaded connection with the side wall of the connecting groove 41, a counter bore is formed in the side wall of the mounting block 3, and a bolt head of the anti-disengaging bolt 62 is located in the counter bore. When the anti-slip unit 6 is mounted, the anti-slip bolt 62 is first moved to be screwed to the side wall of the connecting groove 41, so that one end of the anti-slip bolt 62 is positioned in the anti-slip groove 61 and the other end of the anti-slip bolt 62 is positioned in the counter bore of the mounting block 3.

The implementation principle of the flexible installation structure of the non-vertical installation between the valve rod and the valve clack in the embodiment of the application is as follows: when the valve rod 1 and the valve clack 2 are installed, firstly, the valve rod 1 is moved to drive the connecting block 42 to be inserted into the connecting groove 41, so that the fixed hemisphere 51 is positioned in the rotating groove 52, then, the anti-falling bolt 62 is moved to be in threaded connection with the side wall of the connecting groove 41, so that one end of the anti-falling bolt 62 is positioned in the anti-falling groove 61, and the other end of the anti-falling bolt 62 is positioned in the counter bore of the installation block 3; and then, adjusting the length of the valve rod 1 according to the specification, firstly rotating the adjusting bolt 72 to be far away from the adjusting rod 7, then moving the upper rod 11 to drive the adjusting rod 7 to slide in the adjusting groove 121, and after the valve rod 1 is adjusted to a proper position, rotating the adjusting bolt 72 to abut against the adjusting rod 7 to fix the adjusting rod 7 in the adjusting groove 121 to complete the length adjustment of the valve rod 1. When the valve rod 1 deflects, the valve rod 1 drives the connecting block 42 to move in the connecting groove 41, the connecting block 42 drives the fixed hemisphere 51 to rotate in the rotating groove 52, and in the above steps, the valve rod 1 can deflect in a vertical state, and the valve body cannot be completely sealed by the valve clack 2 after the valve rod 1 deflects, so that the purpose of reducing the influence of the valve body on the valve clack 2 during the inclination of the valve rod 1 is achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a nimble mounting structure of non-perpendicular installation between valve rod and valve clack which characterized in that: the valve comprises an installation block (3) arranged between a valve rod (1) and a valve clack (2), wherein the installation block (3) is fixedly connected with the valve clack (2), and a connecting assembly (4) used for non-vertical connection is arranged between the valve rod (1) and the installation block (3).

2. The flexible mounting structure for non-perpendicular mounting between a valve stem and a valve flap of claim 1, wherein: coupling assembling (4) are including connecting groove (41) and connecting block (42), one side of keeping away from valve clack (2) is seted up in installation piece (3) in connecting groove (41), connecting block (42) are close to the one end fixed connection of valve clack (2) with valve rod (1), connecting block (42) and connecting groove (41) cooperation of pegging graft, when connecting block (42) are located connecting groove (41), leave the surplus of skew between the lateral wall of connecting block (42) and connecting groove (41), be provided with between connecting block (42) and connecting groove (41) and prevent anticreep subassembly (6) that drop.

3. The flexible mounting structure for non-perpendicular mounting between a valve stem and a valve flap of claim 2, wherein: be provided with rotating assembly (5) between connecting block (42) and spread groove (41), rotating assembly (5) are including fixed hemisphere (51) and rotation groove (52), fixed hemisphere (51) set up in spread groove (41), the diapire fixed connection of fixed hemisphere (51) and spread groove (41), the one side of keeping away from valve rod (1) in connecting block (42) is seted up in rotation groove (52), rotation groove (52) suit with fixed hemisphere (51), when connecting block (42) are located spread groove (41), fixed hemisphere (51) are located rotation groove (52), fixed hemisphere (51) rotate with rotation groove (52) and are connected.

4. The flexible mounting structure for non-perpendicular mounting between a valve stem and a valve flap of claim 2, wherein: anticreep subassembly (6) are seted up in the lateral wall of connecting block (42) including anticreep groove (61) and anticreep bolt (62), anticreep groove (61), and the lateral wall that connecting groove (41) were passed to the one end of anticreep bolt (62) is located anticreep groove (61), and anticreep bolt (62) and the lateral wall threaded connection of connecting groove (41).

5. The flexible mounting structure for non-perpendicular mounting between a valve stem and a valve flap of claim 4, wherein: the side wall of the mounting block (3) is provided with a counter bore, and the bolt head of the anti-falling bolt (62) is positioned in the counter bore.

6. The flexible mounting structure for non-perpendicular mounting between a valve stem and a valve flap of claim 4, wherein: the anti-falling groove (61) is arranged around the connecting block (42).

7. The flexible mounting structure for non-perpendicular mounting between a valve stem and a valve flap of claim 1, wherein: valve rod (1) includes upper boom (11) and lower beam (12), and the one end and connecting block (42) fixed connection of lower beam (12), upper boom (11) are located the one end of connecting block (42) is kept away from in lower beam (12), are provided with the adjusting part that is used for adjusting valve rod (1) length between upper boom (11) and lower beam (12).

8. The flexible mounting structure for a non-perpendicular mounting between a valve stem and a valve flap of claim 7, wherein: the adjusting assembly comprises an adjusting rod (7) and an adjusting bolt (72), one end of the adjusting rod (7) is fixedly connected with the upper rod (11), one end of the lower rod (12), which is far away from the connecting block (42), is provided with an adjusting groove (121), one end of the adjusting rod (7), which is far away from the upper rod (11), is inserted in the adjusting groove (121), the adjusting rod (7) is slidably connected with the adjusting groove (121), the adjusting bolt (72) penetrates through the side wall of the adjusting groove (121) and abuts against the adjusting rod (7), and the adjusting bolt (72) is in threaded connection with the side wall of the adjusting groove (121).