CN211288956U - Buried pneumatic valve - Google Patents

Abstract

The utility model relates to a bury formula pneumatic valve, which comprises a valve body, the fixed first fixed block that is provided with in valve rod top, solid fixed ring is installed to first fixed block top, gu the fixed ring is transversal personally submits ring shape, a plurality of draw-in groove has been seted up to angles such as first fixed block top annular, first fixed block top is provided with the second fixed block, second fixed block bottom annular is provided with the fixture block, the fixed column that is provided with in second fixed block top, the slip cover in fixed column top is equipped with movable post, the displacement about the movable post, be provided with anti-disengaging mechanism between movable post and fixed post. The utility model provides a present overhaul inconvenience for solving the ball valve, the people stands usually and drives solid fixed ring rotation and open or close the pipeline at subaerial handheld rotary rod, but the rotary rod time spent not, and subaerial often can be arranged in to the upper end, causes the problem of maloperation easily.

Description

Buried pneumatic valve

Technical Field

The utility model belongs to the technical field of the pneumatic valve, in particular to bury formula pneumatic valve.

Background

The pneumatic piston actuating mechanism adopts compressed air as a power source, and the crank arm is driven to rotate for 90 degrees through the movement of the piston, so that the valve is automatically opened and closed; the components of it are: the device comprises an adjusting bolt, an actuating mechanism box body, a crank arm, a cylinder body, a cylinder shaft, a piston, a connecting rod and a universal shaft;

the pipeline applied to the pneumatic valve is usually buried, so that the space can be saved, the pipeline is prevented from being influenced by other equipment, and the pipeline transportation safety is protected; the pneumatic structure of the pneumatic valve is arranged underground, and a manual control device is arranged on the ground for facilitating the overhaul so as to be used when the pneumatic equipment is damaged; then because be as an organic whole between manual device and the valve body, when manual device does not use, lack and prevent the maloperation structure, just so can lead to, solid fixed ring is not paid attention to by the workman and is twisted, perhaps solid fixed ring receives external environment influence and shifts, drives the valve body and opens, all can influence the normal flow of pipeline medium.

SUMMERY OF THE UTILITY MODEL

The utility model discloses not enough to prior art exists provides a bury formula pneumatic valve, and concrete technical scheme is as follows:

a buried pneumatic valve comprises a valve body, wherein the valve body comprises a valve rod, a first fixing block is fixedly arranged at the top of the valve rod, a fixing ring is arranged above the first fixing block, the cross section of the fixing ring is in a circular ring shape, a plurality of clamping grooves are formed in the top of the first fixing block at equal angles, a positioning ring is arranged on the inner wall of the fixing ring, a fixing column is rotatably connected to the inside of the positioning ring, a movable column penetrates through the inside of the fixing column in a sliding mode, a clamping block is arranged at the bottom end of the movable column, and the clamping block and the clamping grooves are; an anti-falling mechanism is arranged between the movable column and the fixed column.

Further, the anti-disengaging mechanism includes the spout, the spout is provided with two, two the spout symmetry is seted up the fixed column outer wall, two be provided with the slider in the spout respectively, the slider with spout sliding fit, two the slider top is all fixed and is provided with the upstand, two the upstand is kept away from the one end of slider respectively through the cylinder with activity post fixed connection.

Further, the top of the movable column is fixedly provided with a rotating disk, the side wall of the fixed column is fixedly provided with a plug board, the outer wall of the fixed ring is fixedly provided with a socket, the top of the socket is provided with a slot in a penetrating mode, and the plug board is matched with the slot.

Further, push rod parts are symmetrically arranged on the outer wall of the rotating disc and comprise a fixing plate, an operating rod is arranged on one side, away from the rotating disc, of the fixing plate in a sliding and drawing mode, a screw is arranged at the top of the fixing plate, and the operating rod is fixed through the screw.

Further, solid fixed ring bottom edge ring shape is provided with a plurality of connecting rod, gu fixed ring passes through the connecting rod with first fixed block fixed connection, all the connecting rod top all sets up first fixed block top edge.

Further, a handle is fixedly arranged at the top of the rotating disc, and a hand holding groove is annularly formed in the middle of the handle.

Further, the right end of the operating rod is vertically arranged upwards, and the surface of the right end of the operating rod is provided with anti-skidding threads.

The utility model has the advantages that:

adopt gliding movable column and fixed column from top to bottom, can be when need not to operate the valve, pull-up fixed column for the fixture block leaves the draw-in groove, so alright realize solid fixed ring can't operate the valve body again, rotate the fixed column and make the picture peg enter into the socket in, alright realize the location to the fixed column.

Drawings

FIG. 1 is a schematic cross-sectional view of a buried pneumatic valve according to the present invention;

fig. 2 shows the overall structure schematic diagram of the buried pneumatic valve of the present invention;

FIG. 3 shows an enlarged schematic view of the structure at A shown in FIG. 2;

FIG. 4 is a schematic view showing the connection state of the movable post and the valve body;

fig. 5 shows a schematic structural diagram of the separation state of the movable column and the valve body of the present invention;

shown in the figure: 1. the handle, 2, solid fixed ring, 3, action bars, 4, fixed plate, 5, elasticity screw rod, 6, cylinder, 7, upstand, 8, slider, 9, activity post, 10, fixed column, 11, valve body, 12, connecting rod, 13, valve rod, 14, spout, 15, draw-in groove, 16, first circle piece, 17, second circle piece, 18, fixture block, 19, rotary disk, 20, picture peg, 21, socket, 22, holding ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

A buried pneumatic valve comprises a valve body 11, wherein the valve body 11 comprises a valve rod 13, a first fixing block 16 is fixedly arranged at the top of the valve rod 13, a fixing ring 2 is arranged above the first fixing block 16, the cross section of the fixing ring 2 is circular, a plurality of clamping grooves 15 are formed in the top of the first fixing block 16 at equal angles in an annular mode, a positioning ring 22 is arranged on the inner wall of the fixing ring 2, the positioning ring 22 is rotatably connected with a fixing column 10 in the inner portion, a movable column 9 penetrates through the fixing column 10 in a sliding mode, a clamping block 18 is arranged at the bottom end of the movable column 9, and the clamping block 18 is oppositely inserted into the clamping grooves 15; an anti-falling mechanism is arranged between the movable column 9 and the fixed column 10; when needs overhaul valve body 11, handheld handle 1 is aimed at the card with fixture block 18 and is established in the draw-in groove, upwards lift handle 1, make activity post 9 rebound to above ground, rotate rotary disk 19 with the hand, and then rotate solid fixed ring 2, need not go down in the inspection shaft or creep and just can rotate solid fixed ring 2 on ground, moreover, the steam generator is simple in operation, time saving and labor saving, after the maintenance, handle 1 is pressed downwards, make activity post 9 arrange the below ground in, prevent that movable rod 9 from being located subaerial, carelessly being touched by the people, cause the maloperation easily.

Anti-disengaging mechanism includes spout 14, and spout 14 is provided with two, and two 14 symmetries in the spout are seted up at fixed column 10 outer walls, are provided with slider 8 in two spouts 14 respectively, slider 8 and 14 sliding fit in the spout, and two 8 tops of slider are all fixed and are provided with upstand 7, and the one end that slider 8 was kept away from to two upstand 7 is respectively through cylinder 6 and activity post 9 fixed connection. Through being provided with slider 8, upstand 7 and 6 structures of cylinder for when the displacement about movable column 9 in fixed column 10, can guarantee that the movable column is the not displacement of left and right directions in the recess, also prevent simultaneously that movable column 9 from breaking away from the recess when reciprocating.

The top of the movable column 9 is fixedly provided with a rotating disk 19, the side wall of the fixed column 10 is fixedly provided with an inserting plate 20, the outer wall of the fixed ring 2 is fixedly provided with a socket 21, the top of the socket 21 is provided with a slot in a penetrating way, and the inserting plate 20 is matched with the slot. When the valve body 11 does not need to be overhauled, the handle 1 is held, the clamping block 18 is separated from the clamping groove, the inserting plate 20 is inserted into the inserting groove, the movable column 9 and the fixed column 10 are located on the outer wall of the fixing ring 2, and the rotating disc 19 is prevented from rotating downwards when teenagers who transfer skins lie prone, so that misoperation is caused on the fixing ring 2.

The outer wall of the rotating disc 19 is symmetrically provided with a push rod part, the push rod part comprises a fixing plate 4, one side of the fixing plate 4, far away from the rotating disc 19, is provided with an operating rod 3 in a sliding and drawing mode, the top of the fixing plate 4 is provided with a screw 5, and the operating rod 3 is fixed through the screw 5. Through being provided with the push rod part at the outer wall symmetry of rotary disk 19, people are before rotating rotary disk 19, through outwards taking out action bars 3, then fix action bars 19 through screwing screw 6, thereby reduce maintainer's intensity of labour through increasing arm of force length, save the labour.

2 bottom edge ring shapes of solid fixed ring are provided with a plurality of connecting rod 12, and solid fixed ring 2 passes through connecting rod 12 and 16 fixed connection of first fixed block, and all connecting rods 12 tops all set up in 16 top edges of first fixed block. Through setting up a plurality of connecting rods 12 for it is firm to fix between solid fixed ring 2 and first fixed block 16, and when rotatory solid fixed ring 2, several connecting rods 12 atress are even, increase life.

The top of the rotating disk 19 is fixedly provided with a handle 1, the middle part of the handle 1 is annularly provided with a hand holding groove, the right end of the operating rod 3 is vertically arranged upwards, and the surface of the right end of the operating rod 3 is provided with anti-skidding threads. The handle 1 is arranged, so that the maintenance personnel can conveniently take the handle; through being provided with anti-skidding screw thread on action bars 3, increase the frictional force between hand and action bars 3, prevent to hold the appearance of skidding when action bars 3 rotate.

When the utility model is implemented, the utility model,

the initial state is that the handle 2 is in a state of controlling the valve body, each clamping block 18 is inserted into the corresponding clamping groove 15, the movable column 9 is taken into the fixed column 19, and the inserting plate 20 is separated from the socket 21 on the fixed ring 2; at this time, if the operation rod 3 is rotated, the operation rod 3 drives the fixed plate 4 and the rotating disc 19 to rotate, so as to drive the movable column 9, the fixed column 10 and the first round block 16 to rotate together, and finally the first round block 16 drives the manual control structure in the pneumatic valve to move, so that the valve is controlled;

in the control process, if an operation arm needs to be added or the operation needs to be easier, the movable column 9 can be lifted to a certain degree, the clamping block 18 is prevented from leaving the clamping groove 15, the movable column 9 drives the upright column 7 to move upwards, and then the sliding block 8 is driven to move along the sliding groove 14, so that the operating rod 3 can be accurately lifted to the required height, the operating rod 3 with the required length can be lengthened, and the tightening screw 5 is screwed to position the operating rod 3;

when need not to carry out manual control to the valve body, lift movable post 9, movable post 9 upwards moves along fixed column 10, leave draw-in groove 15 until fixture block 18, action bars 3 just can't operate the valve body this moment, then fix a position the action bars, then rotate movable post 9, it is only gliding from top to bottom between movable post 9 and the fixed column 10, can't rotate from left to right, movable post 9 drives fixed column 10 and rotates around holding ring 22, until picture peg 20 rotates to the top of socket 21, transfer movable post 9 again, make picture peg 20 insert in the socket 21, and fixture block 18 still separates with draw-in groove 15, socket 21 alright supports movable post 9 this moment, and then support action bars 3.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the present invention.

Claims (7)

1. The utility model provides a bury formula pneumatic valve, includes valve body (11), valve body (11) include valve rod (13), valve rod (13) top is fixed and is provided with first fixed block (16), solid fixed ring (2) are installed to first fixed block (16) top, gu fixed ring (2) transversal personally submit ring shape, its characterized in that: a plurality of clamping grooves (15) are annularly and equiangularly formed in the top of the first fixing block (16), a positioning ring (22) is arranged on the inner wall of the fixing ring (2), the positioning ring (22) is rotatably connected with a fixing column (10), a movable column (9) penetrates through the fixing column (10) in a sliding mode, a clamping block (18) is arranged at the bottom end of the movable column (9), and the clamping block (18) is oppositely inserted into the clamping grooves (15); an anti-falling mechanism is arranged between the movable column (9) and the fixed column (10).

2. The inground pneumatic valve of claim 1, wherein: anti-disengaging mechanism includes spout (14), spout (14) are provided with two, two spout (14) symmetry is seted up fixed column (10) outer wall, two be provided with slider (8) in spout (14) respectively, slider (8) with spout (14) sliding fit, two slider (8) top is all fixed and is provided with upstand (7), two upstand (7) are kept away from the one end of slider (8) respectively through cylinder (6) with activity post (9) fixed connection.

3. An inground pneumatic valve as set forth in claim 2, wherein: the movable column is characterized in that a rotating disc (19) is fixedly arranged at the top of the movable column (9), an inserting plate (20) is fixedly arranged on the side wall of the fixed column (10), a socket (21) is fixedly arranged on the outer wall of the fixed ring (2), a slot is formed in the top of the socket (21) in a penetrating mode, and the inserting plate (20) is matched with the slot.

4. An inground pneumatic valve as set forth in claim 3, wherein: the outer wall of the rotating disc (19) is symmetrically provided with a push rod part, the push rod part comprises a fixing plate (4), the fixing plate (4) is far away from one side of the rotating disc (19) and is slidably pulled to be provided with an operating rod (3), the top of the fixing plate (4) is provided with a screw (5), and the operating rod (3) is fixed through the screw (5).

5. An inground pneumatic valve as set forth in claim 3, wherein: the edge ring shape in the bottom of the fixing ring (2) is provided with a plurality of connecting rods (12), the fixing ring (2) is connected with the first fixing block (16) in a fixed mode through the connecting rods (12), and the top end of the connecting rods (12) is arranged at the edge of the top of the first fixing block (16).

6. An inground pneumatic valve as set forth in claim 4, wherein: the top of the rotating disc (19) is fixedly provided with a handle (1), and the middle part of the handle (1) is annularly provided with a hand holding groove.

7. An inground pneumatic valve as set forth in claim 4, wherein: the right end of the operating rod (3) is vertically arranged upwards, and anti-skidding threads are arranged on the surface of the right end of the operating rod (3).

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