CN213206701U

CN213206701U - Stop valve

Info

Publication number: CN213206701U
Application number: CN202022240994.8U
Authority: CN
Inventors: 项康明; 项一臣
Original assignee: Gaompa Valve Group Co ltd
Current assignee: Gaompa Valve Group Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-05-14
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a stop valve, including valve body, screw rod and flange dish, state the limit end of valve body and seted up flexible groove, and the inner wall upper shaft coupling in flexible groove has the screw rod, the tip outside cover of screw rod is equipped with the gear, and the thread bush is equipped with telescopic cylinder on the screw rod to telescopic cylinder's one end is run through flexible trench and is located its outside, the outside cover of valve body tip is equipped with the guide ring, and an organic whole is provided with the tooth piece on the inner wall of guide ring, be fixed with the holding ring on the inner wall of guide ring, and the holding ring is located one side of tooth piece, the holding ring is located the constant head tank, and the outside of valve body is seted up to the constant head tank, telescopic cylinder's one end is located the adjustment tank, run through. The stop valve can adjust the length of the valve body according to the position of a butt joint pipeline, and meanwhile, the installation angle of the valve body can be adjusted according to the field installation environment.

Description

Stop valve

Technical Field

The utility model relates to a stop valve technical field specifically is a stop valve.

Background

The stop valve belongs to the forced seal valve, circulates and the separation to the fluid, because the valve rod of this type of valve opens or closes the stroke relatively short, has very reliable cutting function moreover, because the change of disk seat through-opening is directly proportional relation with the stroke of valve clack, is very suitable for the regulation to the flow, however current stop valve has following problem when using:

the installation of stop valve, its both ends need dock the installation with the pipeline, but in the actual conditions, the distance between the pipeline is different, and then when installing the stop valve, for having the installation of docking in different clearances, the length of the stop valve of the adjustment of need being convenient for, simultaneously in the site environment of some complicated pipelines, the installation of stop valve, the position of its valve rod need be adjusted according to site environment, avoids sheltering from the use of valve rod, and then the installation angle to the stop valve of need being convenient for adjusts.

Aiming at the problems, innovative design is urgently needed on the basis of the original stop valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stop valve to solve above-mentioned background art and propose current stop valve, need be convenient for adjust the length of stop valve, need be convenient for carry out the problem adjusted to the installation angle of stop valve simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a stop valve comprises a valve body, a screw rod and a flange plate, wherein an expansion groove is formed in the edge end of the valve body, the screw rod is in shaft connection with the inner wall of the expansion groove, a gear is sleeved on the outer side of the end part of the screw rod, a telescopic cylinder is sleeved on the screw rod in a threaded manner, one end of the telescopic cylinder penetrates through the expansion groove and is positioned on the outer side of the expansion groove, a guide ring is sleeved on the outer side of the end part of the valve body, a tooth block is integrally arranged on the inner wall of the guide ring, a positioning ring is fixed on the inner wall of the guide ring and is positioned on one side of the tooth block, the positioning ring is positioned in a positioning groove which is arranged on the outer side of the valve body, one end of the telescopic cylinder is positioned in an adjusting groove which is arranged on the inner side of the flange plate, the flange plate is positioned on the outer, and the fixed slot is arranged at the outer side of the end part of the telescopic cylinder.

Preferably, one end of the telescopic cylinder is connected with the telescopic groove in a sliding mode, and the thickness of the telescopic cylinder is equal to that of the telescopic groove.

Preferably, the other end of the telescopic cylinder is attached to the adjusting groove and rotates, and the cross section of the other end of the telescopic cylinder is designed to be of a T-shaped structure.

Preferably, the tooth blocks are distributed on the guide ring at equal angles, the tooth blocks and the gears are meshed with each other, and the gears are distributed in the telescopic grooves at equal angles.

Preferably, the positioning ring is attached to the positioning groove in a rotating manner, and the positioning groove and the guide ring share the same central axis.

Preferably, the fixed rod passes through to constitute elastic telescopic structure between spring and the ring flange, and mutual block between fixed rod and the fixed slot to the fixed slot is equiangular distribution in the tip outside of telescopic cylinder.

Compared with the prior art, the beneficial effects of the utility model are that: the stop valve;

1. the gear blocks are distributed on the guide ring at equal angles, the gear blocks are meshed with the gears and are distributed in the telescopic grooves at equal angles, when the guide ring is rotated, the gear blocks in the guide ring are in meshed contact with the gears to drive the gears and the screw to rotate, meanwhile, one end of the telescopic cylinder is connected with the telescopic grooves in a sliding mode, the thickness of the telescopic cylinder is equal to that of the telescopic grooves, when the screw rotates, the telescopic cylinder can be driven to move horizontally in the telescopic grooves, the lengths of the telescopic cylinder and the valve body are adjusted, and the valve is suitable for installation at different pipeline positions;

2. laminating rotation between the other end and the adjustment tank through the telescopic cylinder that sets up, and telescopic cylinder's other end cross-section is "T" style of calligraphy structural design, constitute elastic telescopic structure between the dead lever passes through spring and the ring flange simultaneously, and mutual block between dead lever and the fixed slot, and angularly distributed such as fixed slot in telescopic cylinder's the tip outside, when being directed against different installation environment, with telescopic cylinder's one end at the adjustment tank internal rotation, adjust telescopic cylinder and valve body's angle, then under the effect of spring, go into corresponding fixed slot with the dead lever card, fix telescopic cylinder and valve body's position, the completion is to the adjustment of valve body angle.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic side sectional view of the telescopic cylinder of the present invention;

FIG. 4 is a schematic side view of the guide ring of the present invention;

FIG. 5 is a schematic view of the end of the telescopic tube of the present invention;

FIG. 6 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 7 is the side-cut structure schematic diagram of the flange plate of the utility model.

In the figure: 1. a valve body; 2. a telescopic groove; 3. a screw; 4. a gear; 5. a telescopic cylinder; 6. a guide ring; 7. a tooth block; 8. a positioning ring; 9. positioning a groove; 10. an adjustment groove; 11. a flange plate; 12. a spring; 13. fixing the rod; 14. and fixing the grooves.

Detailed Description

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. 1-7, the present invention provides a technical solution: a stop valve comprises a valve body 1, a telescopic groove 2, a screw rod 3, a gear 4, a telescopic cylinder 5, a guide ring 6, a tooth block 7, a positioning ring 8, a positioning groove 9, an adjusting groove 10, a flange plate 11, a spring 12, a fixing rod 13 and a fixing groove 14, wherein the telescopic groove 2 is arranged at the edge end of the valve body 1, the screw rod 3 is axially connected with the inner wall of the telescopic groove 2, the gear 4 is sleeved outside the end part of the screw rod 3, the telescopic cylinder 5 is sleeved on the screw rod 3 in a threaded manner, one end of the telescopic cylinder 5 penetrates through the telescopic groove 2 and is positioned outside the telescopic groove, the guide ring 6 is sleeved outside the end part of the valve body 1, the tooth block 7 is integrally arranged on the inner wall of the guide ring 6, the positioning ring 8 is fixed on the inner wall of the guide ring 6, the positioning ring 8 is positioned on one side of the tooth block 7, the positioning ring 8 is positioned in the, the adjusting groove 10 is arranged on the inner side of the flange plate 11, the flange plate 11 is positioned on the outer side of the end part of the valve body 1, the flange plate 11 is provided with a fixing rod 13 in a penetrating way through a spring 12, one end of the fixing rod 13 penetrates through the adjusting groove 10 and is positioned in the fixing groove 14, and the fixing groove 14 is arranged on the outer side of the end part of the telescopic cylinder 5;

one end of the telescopic cylinder 5 is connected with the telescopic groove 2 in a sliding mode, the thickness of the telescopic cylinder 5 is equal to that of the telescopic groove 2, when the screw rod 3 rotates, the telescopic cylinder 5 in threaded connection with the screw rod 3 can be driven to horizontally slide in the telescopic groove 2, the length between the telescopic cylinder 5 and the valve body 1 is adjusted, and meanwhile the sealing between the telescopic cylinder 5 and the interior of the valve body 1 is kept;

the other end of the telescopic cylinder 5 is attached to and rotates with the adjusting groove 10, the cross section of the other end of the telescopic cylinder 5 is designed to be in a T-shaped structure, and the angles between the telescopic cylinder 5 and the valve body 1 and the flange plate 11 are adjusted by stably rotating the telescopic cylinder 5 in the adjusting groove 10, so that the installation angle of the valve body 1 is adjusted;

the gear blocks 7 are distributed on the guide ring 6 at equal angles, the gear blocks 7 are meshed with the gears 4, the gears 4 are distributed in the telescopic groove 2 at equal angles, and when the guide ring 6 is rotated, the gear blocks 7 in the guide ring 6 are meshed with the gears 4 to drive the gears 4 to synchronously rotate, so that the screws 3 in the gears 4 are driven to synchronously rotate;

the positioning ring 8 is attached to and rotatably connected with the positioning groove 9, the positioning groove 9 and the guide ring 6 share the same central axis, and when the guide ring 6 is rotated, the positioning ring 8 in the guide ring 6 rotates along with the positioning groove 9 to keep the guide ring 6 stably rotated;

the fixed rod 13 forms elastic telescopic structure through the spring 12 and the flange plate 11, the fixed rod 13 and the fixed groove 14 are clamped with each other, the fixed groove 14 is distributed at the outer side of the end part of the telescopic cylinder 5 at equal angles, after the angle between the flange plate 11 and the telescopic cylinder 5 is adjusted, the fixed rod 13 is loosened, the fixed rod 13 is clamped into the corresponding fixed groove 14 under the action of the spring 12, and the position between the flange plate 11 and the telescopic cylinder 5 is fixed.

The working principle is as follows: when the stop valve is used, as shown in fig. 1-4, firstly, when the length of the valve body 1 needs to be adjusted, the guide ring 6 is manually rotated, the gear block 7 in the guide ring 6 is in meshing contact with the gears 4 to drive the gears 4 to synchronously rotate, and further drive the screws 3 in the gears 4 to synchronously rotate, the screws 3 drive the telescopic cylinder 5 in threaded connection with the screws to horizontally slide in the telescopic groove 2, the length between the telescopic cylinder 5 and the valve body 1 is adjusted, meanwhile, the sealing between the telescopic cylinder 5 and the interior of the valve body 1 is kept, butt joint installation is carried out through the flange plate 11 at one end of the telescopic cylinder 5, and meanwhile, when the guide ring 6 rotates, the positioning ring 8 in the guide ring 6 rotates along with the positioning groove 9, and the stable rotation of the guide ring 6 is kept;

next, as shown in fig. 1 and fig. 5-7, when the installation angle of the valve body 1 needs to be adjusted, the fixing rod 13 is pulled upward first to separate the fixing rod 13 from the fixing groove 14, then the telescopic cylinder 5 is rotated stably in the adjusting groove 10 to adjust the angle between the telescopic cylinder 5 and the valve body 1 and the flange plate 11, and further the installation angle of the valve body 1 is adjusted, after the angle between the flange plate 11 and the telescopic cylinder 5 is adjusted, the fixing rod 13 is released, the fixing rod 13 is clamped into the corresponding fixing groove 14 under the action of the spring 12, and the position between the flange plate 11 and the telescopic cylinder 5 is fixed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A stop valve, includes valve body (1), screw rod (3) and flange dish (11), its characterized in that: the valve is characterized in that a telescopic groove (2) is formed in the edge end of the valve body (1), a screw rod (3) is connected to the inner wall of the telescopic groove (2) in an upper shaft mode, a gear (4) is sleeved on the outer side of the end portion of the screw rod (3), a telescopic cylinder (5) is sleeved on the screw rod (3) in a threaded manner, one end of the telescopic cylinder (5) penetrates through the telescopic groove (2) to be located on the outer side of the telescopic groove, a guide ring (6) is sleeved on the outer side of the end portion of the valve body (1), a tooth block (7) is integrally arranged on the inner wall of the guide ring (6), a positioning ring (8) is fixed on the inner wall of the guide ring (6), the positioning ring (8) is located on one side of the tooth block (7), the positioning ring (8) is located in a positioning groove (9), the positioning groove (9) is arranged on the outer side of the valve body (1), one end of the, and the flange plate (11) is positioned on the outer side of the end part of the valve body (1), a fixing rod (13) is installed on the flange plate (11) in a penetrating mode through a spring (12), one end of the fixing rod (13) penetrates through the adjusting groove (10) and is positioned in the fixing groove (14), and the fixing groove (14) is arranged on the outer side of the end part of the telescopic cylinder (5).

2. A shut-off valve as claimed in claim 1, wherein: one end of the telescopic cylinder (5) is connected with the telescopic groove (2) in a sliding mode, and the thickness of the telescopic cylinder (5) is equal to that of the telescopic groove (2).

3. A shut-off valve as claimed in claim 1, wherein: the other end of the telescopic cylinder (5) is attached to the adjusting groove (10) to rotate, and the cross section of the other end of the telescopic cylinder (5) is designed to be T-shaped.

4. A shut-off valve as claimed in claim 1, wherein: the tooth blocks (7) are distributed on the guide ring (6) at equal angles, the tooth blocks (7) and the gears (4) are meshed with each other, and the gears (4) are distributed in the telescopic grooves (2) at equal angles.

5. A shut-off valve as claimed in claim 1, wherein: the positioning ring (8) is attached to the positioning groove (9) in a rotating mode, and the positioning groove (9) and the guide ring (6) share the same central axis.

6. A shut-off valve as claimed in claim 1, wherein: the fixing rod (13) forms an elastic telescopic structure through the spring (12) and the flange plate (11), the fixing rod (13) and the fixing groove (14) are clamped with each other, and the fixing groove (14) is distributed on the outer side of the end part of the telescopic cylinder (5) at equal angles.