CN213419947U - Long-horizontal-top throttle valve capable of controlling descending speed - Google Patents

Abstract

The utility model discloses a controllable rate of decline's long roof throttle valve that crouches, including body, bent plate and thick plate, the inner wall left and right sides top rigid coupling of body has the bent plate, the bottom rigid coupling of short slab have the square the inner wall screw thread of square links to each other there is the screw rod, the outer wall right side of screw rod is passed through the bearing and is rotated with the left side below of body and link to each other, the outer wall right side of bent plate and the left side below groove clearance fit of body, the right-hand member rigid coupling of bent plate has the wide plate, the top of wide plate is laminated with the bottom of thick plate mutually. The device passes through the cooperation between handle, slide bar and the sliding sleeve, rotates the handle alright adjust the unloading speed, has solved the problem that can only change the decline speed according to the flow, has realized the artificial regulation and control of unloading speed, and application scope is wide, satisfies modern people's work demand, has improved the practicality, does benefit to and uses widely to only need to rotate the handle when the device adjusts unloading speed, easy operation is swift.

Description

Long-horizontal-top throttle valve capable of controlling descending speed

Technical Field

The utility model relates to a controllable rate of decline's long top throttle technical field that crouches specifically is a controllable rate of decline's long top throttle valve that crouches.

Background

The throttle valve is a valve for controlling the flow of fluid by changing the throttle section or the throttle length, the throttle valve and the one-way valve are connected in parallel to form the one-way throttle valve, the throttle valve and the one-way throttle valve are simple flow control valves, the valve has various forms, and the long-lying-top throttle valve is widely applied to meet different use requirements.

But current equipment is carrying out the during operation, can only change the decline rate according to the flow, and unable artificial regulation and control, application scope is limited, can't satisfy modern people's work demand, has reduced the practicality, is unfavorable for using widely.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a controllable decline speed's long back throttle valve that crouches to what put forward in solving above-mentioned background can only change decline speed according to the flow, unable artificial regulation and control, application scope is limited, can't satisfy modern people's work demand, has reduced the practicality, is unfavorable for the problem of using widely.

In order to achieve the above object, the utility model provides a following technical scheme: a long-lying-top throttle valve capable of controlling a descending speed comprises a pipe body, bent plates and thick plates, wherein the bent plates are fixedly connected above the left side and the right side of the inner wall of the pipe body, through holes are formed in the bent plates, the thick plates are fixedly connected to the left side and the right side of the inner wall of the pipe body, and a speed control device is arranged in the pipe body;

the speed control device comprises a sliding rod, a vertical plate, a sliding sleeve, a short plate, a square, a screw, a handle, a bent plate and a wide plate;

the right-hand member of slide bar and the left side below fixed connection of body, the left end rigid coupling of slide bar has the riser, the outer wall sliding clamping of slide bar has the sliding sleeve, the bottom rigid coupling of sliding sleeve has the short slab, the bottom rigid coupling of short slab has the square, the inner wall screw thread of square links to each other there is the screw rod, the left end rigid coupling of screw rod has the handle, the outer wall right side of screw rod is passed through the bearing and is rotated with the left side below of body and link to each other, the bottom rigid coupling of square has the bent plate, the outer wall right side of bent plate and the left side below groove clearance fit of body, the right-hand member rigid coupling of bent plate has the wide plate, the top of wide plate is laminated with the bottom of thick plate.

Preferably, the surface of the handle is provided with abrasive grains.

Preferably, the outer wall of the sliding rod is coated with lubricating oil.

Preferably, the sliding rod and the sliding sleeve form a sliding unit.

Preferably, a rubber pad is mounted on the top of the wide plate.

Preferably, a flow blocking device is arranged above the inner wall of the pipe body;

the flow blocking device comprises a round block, a vertical rod, a thin plate, a spring and a baffle plate;

the outer wall top of circle piece and the inner wall of through-hole are laminated mutually, the bottom rigid coupling of circle piece has the montant, the outer wall below of montant and the inner wall clearance fit of sheet metal, the bottom rigid coupling of montant has the baffle, the outer wall clearance fit of montant has the spring, the upper and lower both ends of spring respectively with the bottom of circle piece and the top fixed connection of sheet metal, both ends respectively with the inner wall left and right sides fixed connection of body about the sheet metal.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the long-sleeper-top throttle valve with the controllable descending speed has the following advantages:

through the cooperation between handle, slide bar and the sliding sleeve, rotate the handle alright adjust the unloading speed, solved and to have changed the problem of falling speed according to the flow, realized the artificial regulation and control of unloading speed, application scope is wide, satisfies modern people's work demand, has improved the practicality, does benefit to and uses widely to only need rotate the handle when the device adjusts unloading speed can, whole easy operation is swift.

Through the cooperation between montant, sheet metal and the spring, the circle piece can prevent liquid backward flow, has solved the problem that liquid backward flow in traditional long horizontal top throttle valve.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the round block, the vertical rod and the thin plate in FIG. 1;

FIG. 3 is a schematic view showing the connection structure of the handle, the slide bar and the vertical plate in FIG. 1;

fig. 4 is a schematic view of the connection structure of the sliding sleeve, the block and the screw in fig. 1.

In the figure: 1. the device comprises a pipe body, 2, a curved plate, 3, a through hole, 4, a flow blocking device, 401, a round block, 402, a vertical rod, 403, a thin plate, 404, a spring, 405, a baffle, 5, a speed control device, 501, a sliding rod, 502, a vertical plate, 503, a sliding sleeve, 504, a short plate, 505, a square block, 506, a screw rod, 507, a handle, 508, a curved plate, 509, a wide plate, 6 and a thick plate.

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: the pipe comprises a pipe body 1, a curved plate 2 and a thick plate 6, the curved plate 2 is fixedly connected above the left side and the right side of the inner wall of the pipe body 1, a through hole 3 is arranged inside the curved plate 2, the thick plate 6 is fixedly connected with the left side and the right side of the inner wall of the pipe body 1, a through hole is arranged in the middle of the thick plate 6, a speed control device 5 is arranged inside the pipe body 1, the speed control device 5 comprises a sliding rod 501, a vertical plate 502, a sliding sleeve 503, a short plate 504, a square 505, a screw 506, a handle 507, a curved plate 508 and a wide plate 509, the right end of the sliding rod 501 is fixedly connected with the lower part of the left side of the pipe body 1, the vertical plate 502 is fixedly connected with the left end of the sliding rod 501, the sliding sleeve 503 is slidably connected with the sliding sleeve 503, the bottom of the sliding sleeve 503 is fixedly connected with the short plate 504, the bottom of the short plate 504 is fixedly connected with the square 505, the screw 506, the handle 507 can conveniently rotate the screw 506, the right side of the outer wall of the screw 506 is rotatably connected with the lower left side of the pipe body 1 through a bearing, the screw 506 can rotate through the bearing, the bottom of the square 505 is fixedly connected with a bent plate 508, the right side of the outer wall of the bent plate 508 is in clearance fit with a groove below the left side of the pipe body 1, the bent plate 508 can move left and right in the groove below the left side of the pipe body 1, rubber rings are respectively arranged on the right side of the outer wall of the bent plate 508 and the groove below the left side of the pipe body 1 to realize sealing and prevent leakage, the right end of the bent plate 508 is fixedly connected with a wide plate 509, the top of the wide plate 509 is attached to the bottom of the thick plate 6, the surface of the handle 507 is provided with abrasive grains to increase friction force and prevent the handle 507 from being taken off when the handle 507 is rotated, the outer wall of the sliding rod 501 is coated with lubricating oil to reduce friction force and abrasion, the sliding rod, the rubber pad is arranged at the top of the wide plate 509, so that friction is increased, the wide plate is tightly attached to the thick plate 6, and leakage is prevented;

the flow resisting device 4 is arranged above the inner wall of the pipe body 1, the flow resisting device 4 comprises a round block 401, a vertical rod 402, a thin plate 403, a spring 404 and a baffle plate 405, the top of the outer wall of the round block 401 is attached to the inner wall of the through hole 3, a rubber pad is arranged on the top of the round block 401 to increase friction force, so that the round block is more tightly attached to the through hole 3 and prevent leakage, the vertical rod 402 is fixedly connected to the bottom of the round block 401, the lower portion of the outer wall of the vertical rod 402 is in clearance fit with the inner wall of the thin plate 403, the baffle plate 405 is fixedly connected to the bottom of the vertical rod 402, the spring 404 is in clearance fit with the outer wall of the vertical rod 402, the upper end and the lower end of the spring 404 are respectively fixedly connected to the bottom of the round block 401 and the top of the thin plate 403, the through holes are formed in the left side and the right side of the thin plate 403, the left and right ends of the thin plate 403 are respectively fixedly connected with the left and right sides of the inner wall of the tube body 1.

When the long-lying-top throttle valve with the controllable descending rate is used, firstly, liquid flows down from the upper part of the pipe body 1, the liquid flows into the through hole 3 through the curved plate 2, when the liquid flows to the upper part of the round block 401, the round block 401 moves downwards, the liquid flows out along with a gap between the round block 401 and the through hole 3, at the moment, the spring 404 is compressed, the round block 401 is driven to move upwards by the resilience force generated by the compression of the spring 404, the liquid at the lower part is prevented from flowing back, the passing liquid flows to the thick plate 6 at the lower part through the through holes at the left side and the right side of the thin plate 403, if the descending speed is controlled, the handle 507 is rotated, the handle 507 drives the screw 506 to rotate, the screw 506 rotates, when the moving block 505 moves left and right, the curved plate 508 can be driven to move left and right, the curved plate 508 drives the wide plate 509 to move, the problem that the descending rate can, the device has the advantages of being wide in application range, capable of meeting the working requirements of modern people, high in practicability, beneficial to popularization and use, simple and fast to operate and capable of only rotating the handle when the speed of the device is adjusted.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a controllable rate of decline's long roof throttle valve that crouches, includes body (1), bent plate (2) and thick plate (6), the inner wall left and right sides top rigid coupling of body (1) has bent plate (2), through-hole (3) have been seted up to the inside of bent plate (2), the inner wall left and right sides rigid coupling of body (1) has thick plate (6), its characterized in that: a speed control device (5) is arranged inside the pipe body (1);

the speed control device (5) comprises a sliding rod (501), a vertical plate (502), a sliding sleeve (503), a short plate (504), a square block (505), a screw rod (506), a handle (507), a bent plate (508) and a wide plate (509);

the right end of the sliding rod (501) is fixedly connected with the lower part of the left side of the pipe body (1), the left end of the sliding rod (501) is fixedly connected with a vertical plate (502), the outer wall of the sliding rod (501) is slidably clamped with a sliding sleeve (503), the bottom of the sliding sleeve (503) is fixedly connected with a short plate (504), the bottom of the short plate (504) is fixedly connected with a square block (505), the inner wall of the square block (505) is connected with a screw rod (506) through screw threads, the left end of the screw rod (506) is fixedly connected with a handle (507), the right side of the outer wall of the screw rod (506) is rotatably connected with the lower part of the left side of the pipe body (1) through a bearing, the bottom of the square block (505) is fixedly connected with a bent plate (508), the right side of the outer wall of the bent plate (508) is in clearance fit with a groove below the left side of the pipe body (1), the right end of the bent plate (508) is fixedly connected with a wide plate (509), and the top of the wide plate (509) is attached to the bottom of the thick plate (6).

2. A controlled rate of descent long sleeper throttle as defined in claim 1 wherein: the surface of the handle (507) is processed with grinding grains.

3. A controlled rate of descent long sleeper throttle as defined in claim 1 wherein: and lubricating oil is coated on the outer wall of the sliding rod (501).

4. A controlled rate of descent long sleeper throttle as defined in claim 1 wherein: the sliding rod (501) and the sliding sleeve (503) form a sliding unit.

5. A controlled rate of descent long sleeper throttle as defined in claim 1 wherein: the top of the wide plate (509) is provided with a rubber pad.

6. A controlled rate of descent long sleeper throttle as defined in claim 1 wherein: a flow choking device (4) is arranged above the inner wall of the pipe body (1);

the flow blocking device (4) comprises a round block (401), a vertical rod (402), a thin plate (403), a spring (404) and a baffle plate (405);

the outer wall top of circle piece (401) is laminated with the inner wall of through-hole (3) mutually, the bottom rigid coupling of circle piece (401) has montant (402), the outer wall below of montant (402) and the inner wall clearance fit of sheet metal (403), the bottom rigid coupling of montant (402) has baffle (405), the outer wall clearance fit of montant (402) has spring (404), the upper and lower both ends of spring (404) respectively with the bottom of circle piece (401) and the top fixed connection of sheet metal (403), both ends respectively with the inner wall left and right sides fixed connection of body (1) about sheet metal (403).

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