CN212564455U

CN212564455U - Valve is strengthened to heavy-calibre pipeline

Info

Publication number: CN212564455U
Application number: CN202020202912.8U
Authority: CN
Inventors: 不公告发明人
Original assignee: Shanghai Huagang High And Medium Pressure Valve Co ltd
Current assignee: Shanghai Huagang High And Medium Pressure Valve Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2021-02-19
Anticipated expiration: 2030-02-25

Abstract

The utility model discloses a valve is strengthened to heavy-calibre pipeline, including the valve framework, the fixed valve box that is equipped with in valve framework top, the fixed column that is equipped with in valve box top, the activity of fixed capital portion is equipped with the control wheel, the fixed first stopper that is equipped with in control wheel bottom, and valve box and fixed column internalization are equipped with the threaded rod, threaded rod bottom fixedly connected with second stopper, and threaded rod bottom swing joint has the valve plate, the fixed reinforcement piece that is equipped with in valve plate bottom, the valve framework is cylindric, and is equipped with first passageway in the valve framework, and first passageway is the cuboid form. This valve is strengthened to heavy-calibre pipeline is through setting up the valve frame body, and valve box and fixed column carry out elevating movement through control wheel control threaded rod to realize the lift work that drives the valve plate through the threaded rod, thereby realize the closed work of valve frame body, and the valve plate through the cuboid structure realizes improving the seal of valve frame body with the anchor block.

Description

Valve is strengthened to heavy-calibre pipeline

Technical Field

The utility model relates to the technical field of valves, specifically be a valve is strengthened to heavy-calibre pipeline.

Background

The valve is a control part in a pipeline fluid conveying system, is used for changing the section of a passage and the flowing direction of a medium, and has the functions of diversion, cut-off, throttling, non-return, flow splitting, overflow pressure relief and the like.

According to service environment's difference, the valve has the kind, like ball valve, gate valve, butterfly valve, stop valve, plug valve and swing check valve etc. to heavy-calibre pipeline, because its water capacity is great, use the gate valve as the valve selection usually, but the cylindrical valve plate of traditional gate valve has great space in the lift in-process and between the pipeline to cause the valve seal relatively poor.

The valve is strengthened to heavy-calibre pipeline of present design, through setting up the valve framework, valve box and fixed column through control wheel control threaded rod motion to realize driving the lift work of valve plate through the threaded rod, realize the closed work of valve framework, and realize improving the seal of valve framework through the valve plate of cuboid and reinforcing block.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve is strengthened to heavy-calibre pipeline to solve the relatively poor problem of valve seal in the heavy-calibre pipeline among the prior art that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a following technical scheme, a valve is strengthened to heavy-calibre pipeline, including the valve framework, the fixed valve box that is equipped with in valve framework top, the fixed column that is equipped with in valve box top, the activity of fixed column top is equipped with the control wheel, the fixed first stopper that is equipped with in control wheel bottom, and valve box and fixed column internalization are equipped with the threaded rod, threaded rod bottom fixedly connected with second stopper, and threaded rod bottom swing joint has the valve plate, the fixed back strengthening block that is equipped with in valve plate bottom.

Preferably, the valve frame body is cylindrical, a first channel is arranged in the valve frame body, the first channel is cuboid, and the first channel is communicated with two ends of the valve frame body.

Preferably, a second channel is arranged in the valve box, the shape of the second channel is matched with that of the valve plate, and the second channel is communicated with the first channel.

Preferably, a third channel is arranged in the fixed column, the shape of the third channel is matched with that of the threaded rod, a threaded groove meshed with the threaded rod is formed in the inner wall of the third channel, the bottom of the third channel is communicated with the second channel, and the top of the third channel is communicated with the outer side of the top of the fixed column.

Preferably, the control wheel is in a circular ring cylinder shape, the shape of an inner ring of the control wheel is matched with that of the threaded rod, and a threaded groove meshed with the threaded rod is formed in the inner wall of the inner ring of the control wheel.

Preferably, the upper end and the lower end of the first limiting block are both in a circular ring main body shape, the diameter length of the inner ring of the upper end and the lower end of the first limiting block is the same, the diameter length of the outer ring of the upper end of the first limiting block is smaller than that of the outer ring of the lower end of the first limiting block, and a groove matched with the shape of the first limiting block is formed in the fixing column.

Preferably, the second limiting block is cylindrical, the diameter length of the second limiting block is larger than that of the threaded rod, a groove matched with the threaded rod and the shape of the second limiting block is formed in the valve plate, and the front face of the groove is in an inverted T shape.

Preferably, the valve plate is cuboid form, and the valve plate width is greater than the diameter length of second stopper, and valve plate and first passageway shape phase-match.

Preferably, the reinforcing blocks are provided with three groups, grooves matched with the three groups of reinforcing blocks in shape are formed in the bottom of the valve frame, and the grooves correspond to the reinforcing blocks in position.

Compared with the prior art, the beneficial effects of the utility model are that: this valve is strengthened to heavy-calibre pipeline is through setting up the valve frame body, and valve box and fixed column carry out elevating movement through control wheel control threaded rod to realize the lift work that drives the valve plate through the threaded rod, thereby realize the closed work of valve frame body, and the valve plate through the cuboid structure realizes improving the seal of valve frame body with the anchor block.

Drawings

Fig. 1 is a schematic view of the front internal structure of a large-diameter pipeline reinforced valve of the present invention;

FIG. 2 is a schematic view of the side internal structure of a large-diameter pipeline reinforced valve of the present invention;

FIG. 3 is a schematic view of the internal structure of the front part of the reinforced valve for large-diameter pipes of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2 of the large-diameter pipeline reinforcing valve of the present invention.

In the figure: 1. the gate valve comprises a gate frame body, 2, a gate box, 3, a fixing column, 4, a control wheel, 5, a first limiting block, 6, a threaded rod, 7, a second limiting block, 8, a valve plate, 9, a reinforcing block, 10, a first channel, 11, a second channel, 12 and a third channel.

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. 1-4, the present invention provides a technical solution: a large-diameter pipeline reinforced valve comprises a valve frame body 1, wherein the valve frame body 1 is cylindrical, a first channel 10 is arranged in the valve frame body 1, the first channel 10 is cuboid, the first channel 10 is communicated with two ends of the valve frame body 1, so that water passing work of the valve frame body 1 can be realized through the first channel 10, a valve box 2 is fixedly arranged at the top of the valve frame body 1, a fixed column 3 is fixedly arranged at the top of the valve box 2, a control wheel 4 is movably arranged at the top of the fixed column 3, a first limiting block 5 is fixedly arranged at the bottom of the control wheel 4, the upper end and the lower end of the first limiting block 5 are both in a circular ring main body shape, the diameters of the upper end and the lower end inner ring of the first limiting block 5 are the same, the diameter length of the outer ring at the upper end of the first limiting block 5 is smaller than the diameter of the lower end of the first limiting block 5, and a groove matched with the shape of the, the control wheel 4 and the first limit block 5 are synchronously clamped in the top of the fixed column 3, the valve box 2 and the fixed column 3 are internally and movably provided with a threaded rod 6, the control wheel 4 is in a circular cylindrical shape, the inner ring of the control wheel 4 is matched with the threaded rod 6 in shape, the inner wall of the inner ring of the control wheel 4 is provided with a threaded groove meshed with the threaded rod 6, so that the threaded rod 6 can be lifted by the rotation of the control wheel 4, the bottom of the threaded rod 6 is fixedly connected with a second limit block 7, the bottom of the threaded rod 6 is movably connected with a valve plate 8, the second limit block 7 is in a cylindrical shape, the diameter length of the second limit block 7 is greater than that of the threaded rod 6, a groove matched with the threaded rod 6 and the second limit block 7 in shape is arranged in the valve plate 8, the front surface of the groove is in an inverted T shape, so that the second limit, thereby, when the threaded rod 6 drives the valve plate 8 to move, the threaded rod 6 and the second limiting block 7 are prevented from falling off from the top of the valve plate 8, the valve plate 8 is cuboid, the width of the valve plate 8 is larger than the diameter length of the second limiting block 7, and the valve plate 8 is matched with the shape of the first channel 10, so that the closing work in the valve frame body 1 can be realized through the movement of the valve plate 8 with the cuboid structure, the sealing performance of the valve frame body 1 is enhanced, the second channel 11 is arranged in the valve box 2, the second channel 11 is matched with the shape of the valve plate 8, the second channel 11 is communicated with the first channel 10, so that the lifting movement of the valve plate 8 in the valve box 2 can be realized, the third channel 12 is arranged in the fixed column 3, the third channel 12 is matched with the threaded rod 6 in shape, a threaded groove meshed with the threaded rod 6 is arranged on the inner wall of the third channel 12, and the bottom of, the top of the third channel 12 is communicated with the outer side of the top of the fixing column 3, so that the fixing work of the threaded rod 6 can be realized through the third channel 12, the reinforcing blocks 9 are fixedly arranged at the bottom of the valve plate 8, three groups of the reinforcing blocks 9 are arranged, grooves matched with the three groups of the reinforcing blocks 9 in shape are arranged in the bottom of the valve frame body 1, the positions of the grooves and the reinforcing blocks 9 correspond to each other, so that the reinforcing work of the valve plate 8 in a closed state can be realized through the action of the reinforcing blocks 9, meanwhile, the airtightness of the valve frame body 1 is improved, and the water source leakage is reduced.

The working principle is as follows: when using this heavy-calibre pipeline to strengthen the valve, staff's accessible rotates the elevating movement that the rotation of control wheel 4 drove threaded rod 6, thereby threaded rod 6 drives second stopper 7 and valve plate 8 and moves in step, when valve plate 8 rising movement is in second passageway 11, can realize valve frame body 1's water service work, when valve plate 8 descends and makes reinforcement 9 move to the recess of valve frame body 1 bottom in, can realize valve frame body 1's closed work, realize the work of blocking at the water source through valve plate 8 to the work of blocking of first passageway 10, valve plate 8 through the cuboid structure can reduce the leakage at valve frame body 1 closed work in the water source, can realize the work of reinforcement to valve plate 8 and promote the seal of valve plate 8 through reinforcement 9, the valve course is strengthened to this heavy-calibre pipeline above.

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. The utility model provides a valve is strengthened to heavy-calibre pipeline, includes valve frame body (1), its characterized in that: valve frame body (1) top is fixed and is equipped with valve box (2), fixed column (3) that is equipped with in valve box (2) top, fixed column (3) top activity is equipped with control wheel (4), control wheel (4) bottom is fixed and is equipped with first stopper (5), and valve box (2) and fixed column (3) internalization are equipped with threaded rod (6), threaded rod (6) bottom fixedly connected with second stopper (7), and threaded rod (6) bottom swing joint has valve plate (8), fixed reinforcing block (9) that is equipped with in valve plate (8) bottom.

2. The large-caliber pipeline reinforced valve according to claim 1, wherein: the valve frame body (1) is cylindrical, a first channel (10) is arranged in the valve frame body (1), the first channel (10) is cuboid, and the first channel (10) is communicated with two ends of the valve frame body (1).

3. The large-caliber pipeline reinforced valve according to claim 2, wherein: and a second channel (11) is arranged in the valve box (2), the shape of the second channel (11) is matched with that of the valve plate (8), and the second channel (11) is communicated with the first channel (10).

4. The large-caliber pipeline reinforced valve according to claim 3, wherein: a third channel (12) is arranged in the fixed column (3), the shape of the third channel (12) is matched with that of the threaded rod (6), a threaded groove meshed with the threaded rod (6) is formed in the inner wall of the third channel (12), the bottom of the third channel (12) is communicated with the second channel (11), and the top of the third channel (12) is communicated with the outer side of the top of the fixed column (3).

5. The large-caliber pipeline reinforced valve according to claim 1, wherein: the control wheel (4) is in a circular ring cylinder shape, the shape of an inner ring of the control wheel (4) is matched with that of the threaded rod (6), and a threaded groove meshed with the threaded rod (6) is formed in the inner wall of the inner ring of the control wheel (4).

6. The large-caliber pipeline reinforced valve according to claim 1, wherein: the upper end and the lower end of the first limiting block (5) are both in a circular ring main body shape, the diameter of the upper end of the first limiting block (5) is the same as that of the inner ring of the lower end, the diameter of the outer ring of the upper end of the first limiting block (5) is smaller than that of the outer ring of the lower end of the first limiting block (5), and a groove matched with the first limiting block (5) in shape is formed in the fixing column (3).

7. The large-caliber pipeline reinforced valve according to claim 1, wherein: the second limiting block (7) is cylindrical, the diameter length of the second limiting block (7) is larger than that of the threaded rod (6), a groove matched with the threaded rod (6) and the second limiting block (7) in shape is formed in the valve plate (8), and the front face of the groove is in an inverted T shape.

8. The large-caliber pipeline reinforced valve according to claim 2, wherein: valve plate (8) are the cuboid form, and valve plate (8) width is greater than the diameter length of second stopper (7), and valve plate (8) and first passageway (10) shape phase-match.

9. The large-caliber pipeline reinforced valve according to claim 1, wherein: the valve is characterized in that three groups of reinforcing blocks (9) are arranged, grooves matched with the three groups of reinforcing blocks (9) in shape are formed in the bottom of the valve frame body (1), and the grooves correspond to the reinforcing blocks (9).