CN210978548U

CN210978548U - Turbine transmission high-precision flange butterfly valve

Info

Publication number: CN210978548U
Application number: CN201921657830.6U
Authority: CN
Inventors: 段方超; 戴均; 戴欣
Original assignee: Tianjin Longrun Kaida Valve Industry Co ltd
Current assignee: Tianjin Longrun Kaida Valve Industry Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-07-10
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a turbine transmission high accuracy flange butterfly valve, including butterfly valve body and valve controller, the upper end fixed mounting of butterfly valve body has the valve controller, the draw-in groove has all been seted up at both ends about the butterfly valve body, and the inside of draw-in groove has inlayed the fixture block, it has sealed glue to bond between draw-in groove and the fixture block, the fixture block inner ring welds has first inserted shaft, and has cup jointed the inserted bar on the first inserted shaft, the lower extreme left and right sides of inserted bar all is provided with first spring, and first spring cup joints on first inserted shaft. The utility model discloses a setting is with the connecting block setting on the fixture block to fixture block and butterfly valve body are lug connection not, make like this to have certain activity space between fixture block and the butterfly valve body, cause the fixture block when receiving the vibrations of pipeline conduction, can have the space to carry out the displacement, thereby make this device can not exert too much power to two sets of pipelines that link to each other when receiving vibrations displacement, and lead to the junction not hard up.

Description

Turbine transmission high-precision flange butterfly valve

Technical Field

The utility model relates to a turbine transmission high accuracy flange butterfly valve technical field specifically is a turbine transmission high accuracy flange butterfly valve.

Background

The turbine transmission high-precision flange butterfly valve is usually made of stainless steel, has good corrosion resistance and long service life, and is generally used for adjusting flow and carrying a fluid to be cut off. Therefore, a turbine transmission high-precision flange butterfly valve is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a turbine transmission high accuracy flange butterfly valve to the turbine transmission high accuracy flange butterfly valve who proposes receives the vibrations influence and can lead to the junction not hard up in solving above-mentioned background art, and the liquid temperature of circulation is higher, and the phenomenon that rises appears hot in the inner wall that leads to turbine transmission high accuracy flange butterfly valve, thereby has reduced the problem of carrying the bore.

In order to achieve the above object, the utility model provides a following technical scheme: a turbine transmission high-precision flange butterfly valve comprises a butterfly valve body and a valve controller, wherein the valve controller is fixedly installed at the upper end of the butterfly valve body, clamping grooves are formed in the left end and the right end of the butterfly valve body, clamping blocks are embedded in the clamping grooves, sealant is bonded between the clamping grooves and the clamping blocks, a first inserting shaft is welded in the clamping blocks in a surrounding mode, an inserting rod is sleeved on the first inserting shaft, first springs are arranged on the left side and the right side of the lower end of the inserting rod, the first springs are sleeved on the first inserting shaft, one end, far away from the first inserting shaft, of the inserting rod is inserted in a sleeve rod, a second spring is vertically arranged in the sleeve rod, one end of the second spring is fixedly welded with one end, inserted in the sleeve rod, of the sleeve rod, the other end, far away from the inserting rod, of the sleeve rod is sleeved on a second inserting shaft, the second inserting shaft is welded in the inner wall of the clamping grooves, third springs are symmetrically sleeved on the second inserting shaft, and the third spring offsets with the loop bar, the outer end fixed welding of fixture block has the connecting block, the inside transverse welding of the outer end of fixture block has the fourth spring, and the fixed welding of the inner of fourth spring and fixed block has, the outer end bonding of fixed block has the rubber ring.

Preferably, the left end and the right end of the butterfly valve body are provided with clamping blocks, and the inner walls of the clamping blocks and the butterfly valve body are provided with semicircular grooves.

Preferably, the inner side size of the clamping groove is larger than the outer side size of the clamping block, the clamping block and the clamping groove are matched with each other, and the gap between the clamping groove and the clamping block is filled and sealed by the sealant.

Preferably, the inserted link and the loop bar are respectively arranged on the first inserted shaft and the second inserted shaft to be of a sliding structure, and the inserted link is arranged to be of a telescopic structure through the second spring and the loop bar.

Preferably, the fixed block sets up to ring shape, the annular groove has been seted up to the outer end of fixture block, and the inboard size of recess and the outside size phase-match of fixed block, the fixed block sets up to extending structure on the fixture block through the fourth spring.

Compared with the prior art, the beneficial effects of the utility model are that: according to the turbine transmission high-precision flange butterfly valve, the connecting block is arranged on the clamping block, and the clamping block is not directly connected with the butterfly valve body, so that a certain moving space is formed between the clamping block and the butterfly valve body, the clamping block can displace in a space when being subjected to vibration conducted by a pipeline, and the device cannot apply excessive force to two groups of pipelines connected when being subjected to vibration displacement, so that the connection part is not loosened;

semicircular groove has all been seted up through the inner wall at fixture block and butterfly valve body, like this through the mode that increases the surface area, increases the deformable area of inner wall, receives the heat when rising the influence at this device inner wall like this, and the inner wall can extrude deformation in to semicircular groove earlier, and can directly not deform to inside space to make this device when being heated and rising the influence, can have fine adaptability, can not excessive reduction inboard emission bore.

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 sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic side view of the structure of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.

In the figure: 1. a valve body; 2. a valve controller; 3. a card slot; 4. a clamping block; 5. sealing glue; 6. a first insert shaft; 7. inserting a rod; 8. a first spring; 9. a loop bar; 10. a second spring; 11. a second shaft; 12. a third spring; 13. connecting blocks; 14. a fourth spring; 15. a fixed block; 16. and (4) a rubber ring.

The specific implementation mode is as follows:

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a turbine transmission high-precision flange butterfly valve comprises a butterfly valve body 1 and a valve controller 2, wherein the valve controller 2 is fixedly installed at the upper end of the butterfly valve body 1, clamping grooves 3 are formed in the left end and the right end of the butterfly valve body 1, clamping blocks 4 are embedded in the clamping grooves 3, clamping blocks 4 are arranged at the left end and the right end of the butterfly valve body 1, semicircular grooves are formed in the inner walls of the clamping blocks 4 and the butterfly valve body 1, the surface areas of the inner walls of the butterfly valve body 1 and the clamping blocks 4 are increased due to the structure, when the inner walls of the butterfly valve body 1 and the clamping blocks 4 are heated and expand thermally, certain deformation space can be provided for the inner walls by the grooves, and therefore the influence of inner wall;

the sealing glue 5 is adhered between the clamping groove 3 and the clamping block 4, the inner side size of the clamping groove 3 is larger than the outer side size of the clamping block 4, the clamping block 4 and the clamping groove 3 are matched with each other, the sealing glue 5 fills and seals the gap between the clamping groove 3 and the clamping block 4, the structure enables a certain space to be formed between the clamping block 4 and the butterfly valve body 1, when the clamping block 4 is influenced by pipeline vibration, the clamping block can displace in a certain space, the device cannot be pulled or extrude pipelines connected at two sides, and therefore the connecting part with the pipeline is loosened or gaps appear;

a first inserting shaft 6 is welded around the inner ring of the fixture block 4, an inserting rod 7 is sleeved on the first inserting shaft 6, first springs 8 are arranged on the left and right sides of the lower end of the inserting rod 7, the first springs 8 are sleeved on the first inserting shaft 6, one end, far away from the first inserting shaft 6, of the inserting rod 7 is inserted into a sleeve rod 9, a second spring 10 is vertically arranged in the sleeve rod 9, one end of the second spring 10 is fixedly welded with one end, inserted into the sleeve rod 9, of the inserting rod 7, one end, far away from the inserting rod 7, of the sleeve rod 9 is sleeved on a second inserting shaft 11, the inserting rod 7 and the sleeve rod 9 are respectively arranged on the first inserting shaft 6 and the second inserting shaft 11 in a sliding structure, the inserting rod 7 is arranged in a telescopic structure through the second springs 10 and the sleeve rod 9, and the structure enables the inserting rod 7 and the sleeve rod 9 to be driven by the first inserting shaft 6 to displace when the fixture block 4 is influenced by vibration, and the first springs 8, the sleeve rod 9 and the sleeve rod 9 are arranged in a, The third spring 12 is stressed and deformed, so that the vibration transmitted to the butterfly valve body 1 by the fixture block 4 is absorbed and relieved by the elastic deformation characteristics of the first spring 8, the loop bar 9 and the third spring 12, and the influence of the vibration received by the butterfly valve body 1 and the valve controller 2 is reduced;

the second plug shaft 11 is welded in the inner wall of the clamping groove 3, the second plug shaft 11 is symmetrically sleeved with a third spring 12, the third spring 12 is abutted against the loop bar 9, the outer end of the fixture block 4 is fixedly welded with a connecting block 13, the inner part of the outer end of the fixture block 4 is transversely welded with a fourth spring 14, the fourth spring 14 is fixedly welded with the inner end of the fixing block 15, the outer end of the fixing block 15 is bonded with a rubber ring 16, the fixing block 15 is annular, the outer end of the fixture block 4 is provided with an annular groove, the inner side size of the groove is matched with the outer side size of the fixing block 15, the fixing block 4 is provided with a telescopic structure through the fourth spring 14 by the fixing block 15, when the fixture block 4 is tightly connected with the pipeline, the fixing block 15 can move backwards under the stress and extrude the fourth spring 14, so that the fourth spring 14 reversely applies force to the fixing block 15, so that the fixing block 15 pushes the, when a small gap exists between the pipeline and the fixture block 4, the fourth spring 14 pushes the fixture block 15 outwards, so that the rubber ring 16 is always attached to the pipeline, and a sealing effect is achieved to a certain degree.

The working principle is as follows: when the device is used, the device is firstly installed at a designated position through the connecting block 13, then in the using process, the connected pipeline can vibrate due to water flow impact or external force application, the vibration can be transmitted to the clamping block 4, the clamping block 4 can displace along with the pipeline vibration, at the moment, the clamping block 4 can drive the inserted rod 7 to move through the first inserted shaft 6, so that the inserted rod 7 slides on the first inserted shaft 6, the inserted rod 7 can drive the sleeve rod 9 to slide on the second inserted shaft 11, when the inserted rod 7 and the sleeve rod 9 respectively slide on the first inserted shaft 6 and the second inserted shaft 11, the force can be respectively applied to the first spring 8 and the third spring 12, so that the first spring 8 and the third spring 12 are subjected to elastic deformation, in addition, the inserted rod 7 can also move in the sleeve rod 9, and apply force to the second spring 10, so that the second spring 10 synchronously deforms, and the first spring 8, the third spring 12 and the sleeve rod 9 all have the characteristic of elastic deformation, the force transmitted from the fixture block 4 to the butterfly valve body 1 is absorbed and relieved through the elastic deformation characteristic, so that the influence of pipeline vibration on the butterfly valve body 1 and the valve controller 2 is reduced, the fixture block 4 can displace at two ends of the butterfly valve body 1, when the pipeline vibration influences the device, the fixture blocks 4 at two ends of the device cannot extrude or pull the connected pipeline, so that the joint can be kept tight all the time, in addition, after the connecting block 13 is tightly connected with the pipeline, the rubber ring 16 on the fixing block 15 can move at the joint of the pipeline, and the fixing block 15 can move in the extrusion of the pipeline, and apply pressure on the fourth spring 14, when the fourth spring 14 is pressed, the fixing block 15 can be pushed outwards by reverse force application, so that the fixing block 15 pushes the rubber ring 16 outwards, and the rubber ring 16 can be tightly attached to the joint of the pipeline, when the joint is loosened, a tiny gap can be formed between the fixture block 4 and the pipeline, at this time, the fixture block 15 has a certain moving space, and the fourth spring 14 in a compressed state can continuously push out the fixture block 15, so that the fixture block 15 reaches the moving limit, so that the rubber ring 16 can still be tightly attached to the pipeline when the joint is loosened, so as to achieve a secondary sealing effect, when high-temperature liquid is carried out in the fixture block 4 and the butterfly valve body 1, the inner walls of the butterfly valve body 1 and the fixture block 4 can be heated to generate a thermal expansion phenomenon, and as the inner walls of the butterfly valve body 1 and the fixture block 4 are both provided with semicircular grooves, the inner walls of the butterfly valve body 1 and the fixture block 4 are firstly deformed and extruded into the grooves, so that the grooves become small, and the inner dimensions of the butterfly valve body 1 and the fixture block 4 cannot change excessively, so that the circulation caliber of the liquid cannot be reduced, the flow can not be reduced, the above is the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a turbine transmission high accuracy flange butterfly valve, includes butterfly valve body (1) and valve controller (2), its characterized in that: the valve is characterized in that a valve controller (2) is fixedly mounted at the upper end of the butterfly valve body (1), clamping grooves (3) are formed in the left end and the right end of the butterfly valve body (1), clamping blocks (4) are embedded in the clamping grooves (3), sealant (5) is bonded between the clamping grooves (3) and the clamping blocks (4), first inserting shafts (6) are welded in the clamping blocks (4) in an encircling manner, inserting rods (7) are sleeved on the first inserting shafts (6), first springs (8) are arranged on the left side and the right side of the lower ends of the inserting rods (7), the first springs (8) are sleeved on the first inserting shafts (6), one ends, far away from the first inserting shafts (6), of the inserting rods (7) are inserted into the loop bars (9), second springs (10) are vertically arranged in the loop bars (9), one ends of the second springs (10) are fixedly welded with one ends, inserted into the loop bars (7), of the loop bars (9), and the one end that inserted bar (7) was kept away from in loop bar (9) cup joints on second inserted shaft (11), second inserted shaft (11) welding is in the inner wall of draw-in groove (3), third spring (12) have been cup jointed to second inserted shaft (11) symmetry, and third spring (12) offset with loop bar (9), the outer end fixed weld of fixture block (4) has connecting block (13), the inside transverse welding in outer end of fixture block (4) has fourth spring (14), and the fixed welding in inner of fourth spring (14) and fixed block (15) has rubber ring (16), the outer end bonding of fixed block (15) has rubber ring (16).

2. The turbine transmission high-precision flange butterfly valve according to claim 1, characterized in that: the butterfly valve body (1) is provided with the fixture block (4) at both ends about, and all seted up semicircular groove on the inner wall of fixture block (4) and butterfly valve body (1).

3. The turbine transmission high-precision flange butterfly valve according to claim 1, characterized in that: the inner side size of the clamping groove (3) is larger than the outer side size of the clamping block (4), the clamping block (4) and the clamping groove (3) are matched with each other, and the gap between the clamping groove (3) and the clamping block (4) is filled and sealed by the sealant (5).

4. The turbine transmission high-precision flange butterfly valve according to claim 1, characterized in that: inserted bar (7) and loop bar (9) set up to sliding construction on first inserted shaft (6) and second inserted shaft (11) respectively, inserted bar (7) set up to extending structure through second spring (10) and loop bar (9).

5. The turbine transmission high-precision flange butterfly valve according to claim 1, characterized in that: the fixed block (15) sets up to ring shape, the annular groove has been seted up to the outer end of fixture block (4), and the inboard size of recess and the outside size phase-match of fixed block (15), fixed block (15) set up to extending structure through fourth spring (14) on fixture block (4).