CN210423765U

CN210423765U - Heat preservation plug valve with high leakproofness

Info

Publication number: CN210423765U
Application number: CN201921184961.7U
Authority: CN
Inventors: 张宏
Original assignee: Zhejiang Jingcheng Fluid Technology Co Ltd
Current assignee: Zhejiang Jingcheng Fluid Technology Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-28
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a heat preservation plug valve with high leakproofness, concretely relates to heat preservation plug valve field, which comprises an outer shell, surface one side of shell is provided with the water inlet, the surperficial opposite side of shell is provided with the delivery port, the inner wall of shell is provided with the movable plate, the top of shell is provided with rotatory piece, the inner wall surface of shell is provided with the cavity, the inside of cavity is provided with the closure plate. The utility model discloses a set up closure plate and closing plate, can prevent through the closing plate that liquid from advancing to cave department, subsequent use of being convenient for, through the downstream of closing plate, can make the hang plate take place to remove, and let the catch bar become vertical state by the tilt state, catch bar through vertical state can let the closure plate upward movement, let the closure plate be located between shell inner wall and the lifter plate, thereby on stifled the junction of the two, prevent to take place liquid leakage, reduce the impact of rivers to the bottom, improve its leakproofness.

Description

Heat preservation plug valve with high leakproofness

Technical Field

The utility model relates to a heat preservation plug valve field, more specifically says, the utility model relates to a heat preservation plug valve with high leakproofness.

Background

The plug valve is a rotary valve in a closing part or a plunger shape, and the opening or the closing of the valve is realized by rotating 90 degrees to ensure that a passage port on the plug is the same as or separated from a passage port on the valve body. The plug of a plug valve may be cylindrical or conical in shape. In a cylindrical plug, the passages are generally rectangular, while in a tapered plug, the passages are trapezoidal.

Patent application publication No. CN 2037014U's utility model patent discloses a heat preservation plug valve comprises the sealing device of valve body, case pole portion. Its characteristics are that the appearance and the inner chamber of valve body all are the spheroid form to the biggest volumetric medium passageway of minimum overall dimension design and steam jacket in same valve body to the hookup of medium passageway tip, the material of case, and the sealing device's of case pole portion design improvement, make the utility model has the advantages of rational in infrastructure, the appearance is pleasing to the eye, easy dismounting, seems small in size under the condition that the effect is equal, consequently can extensively use in the medium needs heat preservation, corrosion resistant occasion.

However, in actual use, there still exist many disadvantages, such as reasonable structure, beautiful appearance, easy assembly and disassembly, and small volume under the condition of equivalent effect, so that it can be widely used in the situation where the medium needs to be heat-insulated and corrosion-resistant, but when in use, it does not have good sealing property, and can not prevent the liquid inside from leaking, and is not convenient to use.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a heat preservation plug valve with high leakproofness, through setting up closure plate and closing plate, can prevent through the closing plate that liquid from advancing to cave department, subsequent use of being convenient for, downstream through the closing plate, can make the hang plate take place to remove, and let the catch bar become vertical state by the tilt state, catch bar through vertical state can let closure plate upward movement, let the closure plate be located between shell inner wall and the lifter plate, thereby to block up the junction of the two, prevent to take place liquid leakage, reduce the impact of rivers to the bottom, improve its leakproofness, in order to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a heat-preservation plug valve with high sealing performance comprises a shell, wherein a water inlet is formed in one side of the surface of the shell, a water outlet is formed in the other side of the surface of the shell, a movable plate is arranged on the inner wall of the shell, and a rotating block is arranged at the top of the shell;

the inner wall surface of shell is provided with the cavity, the inside of cavity is provided with the closure plate, closure plate and cavity looks adaptation, the bottom of closure plate is provided with the dead lever, bottom one side of dead lever is provided with the horizontal pole, the outside of horizontal pole is provided with the movable block, movable block and horizontal pole swing joint, one side of movable block is provided with first disk, the top of first disk is provided with the catch bar.

In a preferred embodiment, one end of the push rod is provided with a second round block, and the second round block is positioned at the bottom of the blocking plate.

In a preferred embodiment, a straight plate is arranged inside the cavity, the straight plate is movably connected with the shell, and a moving rod is arranged between the straight plate and the moving block.

In a preferred embodiment, the moving bar is located at one side of the cross bar, and one side of the straight plate is provided with an inclined plate, and an end surface of the inclined plate is set in an inclined state.

In a preferred embodiment, the surface of the housing is provided with a cavity, the interior of the cavity is provided with a compression spring, and the top of the compression spring is provided with a sealing plate.

In a preferred embodiment, a threaded rod is arranged at the bottom of the rotating block, a cylinder is arranged at the bottom of the threaded rod, the cylinder is in threaded connection with the threaded rod, and a connecting spring is arranged on the surface of the cross rod in a surrounding manner and is located between the fixed rod and the movable block.

In a preferred embodiment, the bottom of the cylinder is provided with a lifting plate, and the bottom of the lifting plate is provided with a pressing plate.

In a preferred embodiment, an electric push rod is arranged inside the moving plate, a clamping plate is arranged on one side of the electric push rod, the number of the clamping plates is two, and the cylinder is located between the two clamping plates.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up closure plate and closing plate, can prevent through the closing plate that liquid from entering the cave, be convenient for subsequent use, through the downward motion of closing plate, can make the hang plate take place to remove, and let the catch bar change into vertical state from the tilt state, can let the closure plate move upwards through the catch bar of vertical state, let the closure plate be located between shell inner wall and lifter plate, thus block up the junction of the two, prevent to take place liquid leakage, reduce the impact of rivers to the bottom, improve its leakproofness;

2. the utility model discloses a set up the grip block, can let the grip block merge two grip blocks to one side through electric putter, fix the drum, prevent that follow-up impact because of rivers from making the lifter plate take place to rock.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a top view of the cylinder and the threaded rod of the present invention.

Fig. 4 is a top view of the moving plate of the present invention.

Fig. 5 is a perspective view of the straight plate of the present invention.

The reference signs are: the device comprises a shell 1, a water inlet 2, a water outlet 3, a moving plate 4, a cavity 5, a blocking plate 6, a fixed rod 7, a cross rod 8, a movable block 9, a first round block 10, a push rod 11, a second round block 12, a straight plate 13, a moving rod 14, an inclined plate 15, a compression spring 16, a sealing plate 17, a threaded rod 18, a cylinder 19, a lifting plate 20, an extrusion plate 21, an electric push rod 22 and a clamping plate 23.

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.

The utility model relates to a heat preservation plug valve with high leakproofness of an embodiment, including shell 1, surface one side of shell 1 is provided with water inlet 2, the surperficial opposite side of shell 1 is provided with delivery port 3, the inner wall of shell 1 is provided with movable plate 4, the top of shell 1 is provided with rotatory piece.

Referring to the attached drawings 1-5 of the specification, the inner wall surface of the shell 1 of the heat preservation plug valve with high sealing performance of the embodiment is provided with a cavity 5, the inside of the cavity 5 is provided with a blocking plate 6, the blocking plate 6 is matched with the cavity 5, the bottom of the blocking plate 6 is provided with a fixing rod 7, one side of the bottom of the fixing rod 7 is provided with a cross rod 8, the outer side of the cross rod 8 is provided with a movable block 9, the movable block 9 is movably connected with the cross rod 8, one side of the movable block 9 is provided with a first round block 10, and the top of the first round block 10 is provided with a push rod 11.

Further, one end of the pushing rod 11 is provided with a second round block 12, and the second round block 12 is located at the bottom of the blocking plate 6.

Further, a straight plate 13 is arranged inside the cavity 5, the straight plate 13 is movably connected with the shell 1, and a moving rod 14 is arranged between the straight plate 13 and the moving block 9.

Further, the moving rod 14 is located at one side of the cross rod 8, one side of the straight plate 13 is provided with an inclined plate 15, and an end surface of the inclined plate 15 is set in an inclined state.

Further, the surface of the housing 1 is provided with a concave hole, a compression spring 16 is arranged in the concave hole, and a sealing plate 17 is arranged on the top of the compression spring 16.

Further, the bottom of rotatory piece is provided with threaded rod 18, the bottom of threaded rod 18 is provided with drum 19, drum 19 and threaded rod 18 threaded connection, the surface of horizontal pole 8 encircles and is provided with connecting spring, connecting spring is located between dead lever 7 and the movable block 9.

Further, a lifting plate 20 is arranged at the bottom of the cylinder 19, and a pressing plate 21 is arranged at the bottom of the lifting plate 20.

Further, an electric push rod 22 is arranged inside the moving plate 4, a clamping plate 23 is arranged on one side of the electric push rod 22, the number of the clamping plates 23 is two, and the cylinder 19 is located between the two clamping plates 23.

The implementation scenario is specifically as follows: in the actual use process, when the plate liquid is required to be divided, the rotating block is rotated to enable the threaded rod 18 to rotate, the threaded rod 18 is in threaded connection with the cylinder 19, the cylinder 19 and the moving plate can move downwards through the rotation of the threaded rod 18, the moving plate 4 is movably connected with the inner wall of the shell 1, so that the downward movement of the moving plate 4 can be ensured, the electric push rod 22 in the moving plate 4 can enable the other clamping plate 23 to move towards one side, the two clamping plates 23 are gradually combined, the cylinder 19 can be fixed through the two combined clamping plates 23, the lifting plate 20 at the bottom is fixed, the lifting plate 20 is prevented from shaking due to the impact of water flow subsequently, the stability of the lifting plate is improved, and then when the lifting plate 20 moves downwards and is in contact with the sealing plate 17, the sealing plate 17 can move downwards, and the extrusion plate 21 enters the concave hole, and compress the compression spring 16, when the sealing plate 17 moves downwards, it will contact with the inclined plate 15 inside the cavity 5, because the end surface of the inclined plate 15 is inclined, when the sealing plate 17 contacts with the inclined plate 15, the inclined plate 15 can move to one side, making it enter into the cavity 5, and can push the straight plate 13 and the moving rod 14 to move to one side through the inclined plate 15, the moving block 9 can slide at the cross bar 8 through the movement of the moving rod 14, because the cross bar 8 is movably connected with the moving block 9, it can ensure the movement of the moving block 9, when the moving block 9 moves at the cross bar 8, it can compress the connecting spring on the surface of the cross bar 8, when the moving block 9 moves, it can make the pushing bar 11 change from inclined state to vertical state, and make both ends of the pushing bar 11 movably connected with the first round block 10 and the second round block 12, when catch bar 11 becomes the tilt state, can be to closure plate 6 upward movement, because closure plate 6 and dead lever 7 swing joint, can guarantee the upward movement of closure plate 6, let closure plate 6 be located between 1 inside and lifter plate 20 of shell, block up the junction of the two, prevent to take place liquid leakage, improve its leakproofness.

This practical theory of operation:

the utility model discloses heat preservation plug valve with high leakproofness, when using, can prevent through closing plate 17 that liquid from entering concave hole department, the subsequent use of being convenient for, through closing plate 17's downstream, can make hang plate 15 take place to remove, and let catch bar 11 change into vertical state from the tilt state, catch plate 6 can be let to move upwards through catch bar 11 of vertical state, let catch plate 6 be located between shell 1 inner wall and lifter plate 20, thereby block up the junction of the two, prevent to take place liquid leakage, reduce the impact of rivers to the bottom, improve its leakproofness;

the utility model discloses heat preservation plug valve with high leakproofness when using, can let grip block 23 to one side through electric putter 22, merges two grip blocks 23, fixes drum 19, prevents that follow-up impact because of rivers from making lifter plate 20 take place to rock.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a heat preservation plug valve with high leakproofness, includes shell (1), its characterized in that: a water inlet (2) is formed in one side of the surface of the shell (1), a water outlet (3) is formed in the other side of the surface of the shell (1), a moving plate (4) is arranged on the inner wall of the shell (1), and a rotating block is arranged at the top of the shell (1);

the inner wall surface of shell (1) is provided with cavity (5), the inside of cavity (5) is provided with closure plate (6), closure plate (6) and cavity (5) looks adaptation, the bottom of closure plate (6) is provided with dead lever (7), bottom one side of dead lever (7) is provided with horizontal pole (8), the outside of horizontal pole (8) is provided with movable block (9), movable block (9) and horizontal pole (8) swing joint, one side of movable block (9) is provided with first disk (10), the top of first disk (10) is provided with catch bar (11).

2. A thermal insulating plug valve with high sealing performance according to claim 1, characterized in that: one end of the push rod (11) is provided with a second round block (12), and the second round block (12) is located at the bottom of the blocking plate (6).

3. A thermal insulating plug valve with high sealing performance according to claim 1, characterized in that: the cavity (5) is internally provided with a straight plate (13), the straight plate (13) is movably connected with the shell (1), and a moving rod (14) is arranged between the straight plate (13) and the moving block (9).

4. A thermal insulating plug valve with high sealing performance according to claim 3, characterized in that: the motion rod (14) is positioned on one side of the cross rod (8), an inclined plate (15) is arranged on one side of the straight plate (13), and the end face of the inclined plate (15) is in an inclined state.

5. A thermal insulating plug valve with high sealing performance according to claim 1, characterized in that: the surface of the shell (1) is provided with a concave hole, a compression spring (16) is arranged in the concave hole, and a sealing plate (17) is arranged at the top of the compression spring (16).

6. A thermal insulating plug valve with high sealing performance according to claim 1, characterized in that: the bottom of rotatory piece is provided with threaded rod (18), the bottom of threaded rod (18) is provided with drum (19), drum (19) and threaded rod (18) threaded connection, the surface of horizontal pole (8) is encircleed and is provided with connecting spring, connecting spring is located between dead lever (7) and movable block (9).

7. A thermal insulating plug valve with high sealing performance according to claim 6, characterized in that: the bottom of the cylinder (19) is provided with a lifting plate (20), and the bottom of the lifting plate (20) is provided with a squeezing plate (21).

8. A thermal insulating plug valve with high sealing performance according to claim 6, characterized in that: the movable plate is characterized in that an electric push rod (22) is arranged inside the movable plate (4), clamping plates (23) are arranged on one side of the electric push rod (22), the number of the clamping plates (23) is two, and the cylinder (19) is located between the two clamping plates (23).