CN210003891U

CN210003891U - protection device for preventing sundries from entering into valve body connecting hole

Info

Publication number: CN210003891U
Application number: CN201920765457.XU
Authority: CN
Inventors: 王雪峰
Original assignee: Suzhou Envil Machinery Co Ltd
Current assignee: Suzhou Envil Machinery Co Ltd
Priority date: 2019-05-25
Filing date: 2019-05-25
Publication date: 2020-01-31
Anticipated expiration: 2029-05-25

Abstract

The utility model discloses a protection device of debris is prevented advancing by kind of valve body connecting hole, it relates to the valve body field, can fall into the problem of metal debris and dust in the connecting hole of aiming at solving current valve body, and its technical scheme main points include the barrel, the adapter sleeve is established to barrel end fixed cover, the connecting hole has been seted up with the end of valve body terminal surface to the adapter sleeve parallel and level, the end cover that the connecting hole was seted up to the adapter sleeve has closed the shield, the shield periphery sets up the buckle of withholding the adapter sleeve lateral wall, the face of buckle contact adapter sleeve is provided with the bead of conflict adapter sleeve lateral wall, the utility model discloses reached the effect that prevents dust and metal debris and fall into.

Description

protection device for preventing sundries from entering into valve body connecting hole

Technical Field

The utility model belongs to the technical field of the technique in valve body field and specifically relates to a protection device who advances debris is prevented to kinds of valve body connecting holes.

Background

The valve body is main parts in the valve , and has different mechanical manufacturing methods according to pressure grades, and two ends of the valve body are communicated with pipelines.

Referring to fig. 1, for current valve body, including barrel 1, barrel 1 is whole to be hollow cylindric setting, the end of barrel 1 is provided with connection pad 11, connection pad 11 runs through along its thickness direction and has seted up bolt hole 12, supplies the connection of follow-up pipeline to use, and adapter sleeve 2 is established to the fixed cover of end in addition of barrel 1, adapter sleeve 2 keeps away from the terminal surface of connection pad 11 and has seted up connecting hole 21, and the end that connecting pad 11 was kept away from to connecting hole 21 is the opening setting and is used for connecting subsequent valve gap, and the connecting hole 21 inside wall is provided with the screw thread and.

The prior art scheme has the following defects that the valve body is produced in a factory in batches, the processed valve body is temporarily stored in a factory building, a lot of metal impurities exist in the factory building due to the processing of a large number of metal parts in the factory building, equipment processing in the factory building drives the vibration of surrounding dust, the dust in the factory building is larger than that in the environment of , after denier of the metal impurities or the dust enters the connecting hole, thread grooves in the connecting hole are probably blocked, when the valve body with the metal impurities and the dust is installed on site, the bolt and the connecting hole are probably matched and dislocated, so that the connection between the valve body and the valve cover is not tight enough, and the sealing performance of the connecting part of the valve body and a pipeline is influenced, and the problem needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a protection device of into debris is prevented to kinds of valve body connecting holes, and when valve body processing was accomplished and was placed in the factory building, its utensil prevented that metal debris and dust from getting into the effect in the connecting hole.

In order to achieve the above purpose, the utility model provides a following technical scheme:

protection device of debris is prevented into to valve body connecting hole, the novel nipple rectifier comprises a cylindrical shel, the adapter sleeve is established to the fixed cover of barrel , the connecting hole has been seted up with the end of valve body terminal surface to the adapter sleeve parallel and level, the end cover that the connecting hole was seted up to the adapter sleeve has closed the shield, the shield periphery sets up the buckle of withholding the adapter sleeve lateral wall, the face of buckle contact adapter sleeve is provided with the bead of conflict adapter sleeve lateral wall.

Through adopting above-mentioned technical scheme, after the valve body processing is accomplished, need place the valve body and store temporarily in the factory building, operating personnel will close the terminal surface at the adapter sleeve with the shield lid earlier, the buckle can laminate on the lateral wall of adapter sleeve simultaneously, fix the terminal surface at the adapter sleeve with the shield through the frictional force between adapter sleeve lateral wall and the buckle, thereby play the effect that prevents that scrap metal and dust in the mill from falling into the connecting hole, the faces that the buckle is close to adapter sleeve outer wall lateral wall sets up the bead, the bead can reduce the diameter between the buckle, thereby increase the extrusion force of buckle to the adapter sleeve lateral wall, thereby play and advance step improvement buckle to the straining degree of adapter sleeve lateral wall.

, the pinch plate is divided into a plurality of clamping plates along the periphery of the dust cover, and an expansion gap exists between every two adjacent clamping plates.

Through adopting above-mentioned technical scheme, the in-process on the adapter sleeve is established to the buckle cover, and the buckle can outwards expand, and the buckle can produce the pulling force along its crooked direction, equally divide into a plurality of cardboards with the buckle after, has the expansion clearance between cardboard and the cardboard, compares the pulling force on the single cardboard of whole buckle and can be little a lot of to play the effect of protection buckle, and then play the effect that improves buckle life.

, the catch plate is bent away from the end of the dust cover in a direction away from the connection sleeve.

Through adopting above-mentioned technical scheme, the cardboard is crooked to the direction of keeping away from the shield, increase cardboard to a certain extent around the diameter in space to play the effect that makes things convenient for operating personnel to detain the cardboard at the adapter sleeve lateral wall.

, the clamping plates are wound with single-wire throat hoops at the side far away from the connecting sleeve.

Through adopting above-mentioned technical scheme, close the back on the connecting hole when the shield lid, the cardboard can be detained at the adapter sleeve lateral wall, then operating personnel is as long as with single steel wire hose clamp winding the lateral wall of a plurality of cardboards, then tighten up single steel wire hose clamp to play finally fixes the effect on the adapter sleeve with the shield.

, a limiting groove for placing the single-wire throat hoop is formed in the surface of the clamping plate, which is far away from the connecting sleeve, and the limiting groove is arranged right opposite to the convex edge.

Through adopting above-mentioned technical scheme, the spacing groove can set up the position of tightening up of single-wire larynx hoop in card arris department to improve the pressure of arris to the adapter sleeve lateral wall, and then improve the connection stability of dust guard on the adapter sleeve.

, the dustproof cover plate is provided with a holding plate extending out of the end face of the connecting sleeve at the periphery.

Through adopting above-mentioned technical scheme, the board of holding can provide the impetus for the shield, and then when operating personnel need take off the shield from the adapter sleeve, operating personnel as long as buckle the board of holding and upwards carry and draw can to play the effect that convenient operation took off the shield from the adapter sleeve.

, the holding plate is bent away from the side of the dust cover toward the connecting sleeve.

Through adopting above-mentioned technical scheme, the board of holding is crooked to the adapter sleeve lateral wall, and then when operating personnel knocks the visor carelessly, the smooth curved surface is difficult for knocking the injury with operating personnel to play protection operating personnel's effect.

, the bend of the grip plate away from the face of the connecting sleeve is provided with a flexible cushion.

Through adopting above-mentioned technical scheme, the blotter can further reduce the damage that operating personnel received to play step protection operating personnel's effect.

To sum up, the utility model discloses a beneficial technological effect does:

1. the dustproof cover and the buckle plate are adopted, so that the effect of preventing sundries in a factory building from entering the connecting hole is achieved;

2. the clamping plate and the expansion gap are adopted, so that the effect of prolonging the service life of the pinch plate is achieved;

3. the convex edges and the single steel wire throat hoop are adopted, so that the effect of fixing the dust guard plate on the connecting sleeve is achieved.

Drawings

FIG. 1 is a schematic structural diagram of a valve body in the prior art;

fig. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of a dust cap according to the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

In the figure, 1, a cylinder; 11. a connecting disc; 12. bolt holes; 2. connecting sleeves; 21. connecting holes; 3. a dust cover; 31. a holding plate; 32. a cushion pad; 4. buckling the plate; 41. a single wire hose clamp; 42. a limiting groove; 43. a rib; 44. clamping a plate; 45. the gap is expanded.

Detailed Description

The present invention will be described in further detail in with reference to the accompanying drawings.

Referring to fig. 2, for the utility model discloses a protection device of debris is prevented into by kinds of valve body connecting holes, including cylindric barrel 1, adapter sleeve 2 is established to barrel 1 end lateral wall cover, adapter sleeve 2 parallel and level closes annular shield 3 in barrel 1's terminal surface upper cover, the face that shield 3 outer ring limit is close to barrel 1 is provided with annular plate-like buckle 4, buckle 4 is close to the laminating of face of barrel 1 on adapter sleeve 2 lateral wall, buckle 4 evenly separates into a plurality of cardboard 44 along its crooked direction, and there is expansion gap 45 between the adjacent cardboard 44, after the valve body is accomplished in the factory building processing, operating personnel will close shield 3 at the valve body upper cover of processing completion, overlap buckle 4 simultaneously at adapter sleeve 2's lateral wall, shield 3 passes through the frictional force between buckle 4 and the adapter sleeve 2 precision lateral wall and fixes at adapter sleeve 2 terminal surface this moment, shield 3 lid closes at adapter sleeve 2 terminal surface, connecting hole 21 can be blocked by shield 3, even there are the dust in the mill at this moment, even if there are metal piece to the end to splash on the terminal surface of connecting sleeve, the valve body can all the interlock 3, the effect of accessible dust and the accurate bolt connection of the dust can not accessible, the accurate bolt connection between 21 can improve more.

Referring to fig. 2, buckle 4 and shield 3 are the plastics material, in order to detain buckle 4 on the outer wall of adapter sleeve 2, the internal diameter that buckle 4 encloses can slightly be less than adapter sleeve 2 external diameter, then detain buckle 4 on adapter sleeve 2 through moulding and elasticity between the plastics, buckle 4 embolias behind adapter sleeve 2, decides to have the internal stress on the buckle 4 curved surface direction, detain buckle 4 on adapter sleeve 2 for a long time, buckle 4 can be destroyed and lead to buckle 4 unable original shape of recovering completely, and cardboard 44 and expansion gap 45's existence, the laminating of a plurality of cardboards 44 is when adapter sleeve 2 lateral wall, cardboard 44 can rotate around the junction with shield 3, there is not the internal stress of buckle 4 crooked direction, thereby play the effect that improves buckle 4 life.

Referring to fig. 3, the holding plate 31 is fixedly arranged on the outer ring edge of the dust cover 3, the edge of the holding plate 31, which is far away from the dust cover 3, is bent towards the direction of the clamping plate 44, the cushion pad 32 is attached to the surface of the holding plate 31, which is far away from the clamping plate 44, the cushion pad 32 is arranged in a ring shape, and the cushion pad 32 is glued at the bent position of the holding plate 31, the cushion pad 32 in the embodiment is made of a rubber pad material, so that when an operator accidentally knocks on the valve body, the operator cannot directly knock on a metal valve body, the bent holding plate 31 and the cushion pad 32 can play a role in protecting the operator, when the operator needs to press the dust cover 3 to take down, the operator can hold the holding plate 31 to take down the dust cover 3, the end, which is far away from the dust cover 3, is bent outwards, and when the operator needs to buckle the clamping plate 44 on the connecting sleeve 2, the bent clamping plate 44 can play a role in guiding, and accordingly, the role in conveniently buckling the.

Referring to fig. 3 and 4, the single-wire throat hoop 41 is wrapped outside the clamping plate 44, a rib 43 is arranged on the side of the clamping plate 44 close to the barrel 1, a limiting groove 42 is formed on the side of the clamping plate 44 far away from the rib 43, the limiting groove 42 is arranged corresponding to the rib 43, the single-wire throat hoop 41 is embedded in the limiting groove 42, the rib 43 can reduce the diameter between spaces surrounded by the clamping plate 44, so that the effect of fixing the clamping plate 44 on the connecting sleeve 2 in the step is achieved, and the limiting groove 42 can prevent the single-wire throat hoop 41 from moving up and down on the clamping plate 44.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

The utility model provides a protection device of debris is prevented advancing by kind of valve body connecting hole, includes barrel (1), connecting sleeve (2) is established to the fixed cover of barrel (1) end, connecting hole (21) have been seted up with the end of valve body terminal surface to connecting sleeve (2) parallel and level, characterized in that the end cover that connecting hole (21) were seted up in connecting sleeve (2) has closed shield (3), shield (3) periphery sets up buckle (4) of detaining connecting sleeve (2) lateral wall, the face that buckle (4) contact connecting sleeve (2) is provided with rib (43) of contradicting connecting sleeve (2) lateral wall.
2. A valve body attachment hole debris intake prevention device according to claim 1, characterized in that: the buckle (4) is divided into a plurality of clamping plates (44) along the periphery of the dust cover (3), and expansion gaps (45) exist between the adjacent clamping plates (44).
3. The device for preventing the valve body connecting hole from entering sundries according to the claim 2 is characterized in that the end of the clamping plate (44) far away from the dust cover (3) is bent to the direction far away from the connecting sleeve (2).
4. The device for preventing the foreign matters from entering the connecting hole of the valve body according to the claim 3 is characterized in that a single steel wire throat hoop (41) is wound on the surface of the plurality of clamping plates (44) far away from the connecting sleeve (2).
5. The device for preventing the sundries from entering the connecting hole of the valve body according to the claim 4 is characterized in that a limiting groove (42) for placing the single-wire throat hoop (41) is arranged on the surface of the clamping plate (44) far away from the connecting sleeve (2), and the limiting groove (42) is arranged right opposite to the convex rib (43).
6. A valve body attachment hole debris intake prevention device according to claim 1, characterized in that: the periphery of the dustproof cover (3) is provided with a holding plate (31) extending out of the end face of the connecting sleeve (2).
7. The valve body connecting hole sundries inlet protection device as claimed in claim 6, wherein the holding plate (31) is bent away from side of the dust cover (3) and towards the connecting sleeve (2).
8. The device for preventing the valve body connecting hole from entering sundries according to claim 7 is characterized in that a flexible buffer cushion (32) is arranged at the bending part of the holding plate (31) far away from the surface of the connecting sleeve (2) .