CN219159552U

CN219159552U - Valve body of emptying valve

Info

Publication number: CN219159552U
Application number: CN202223396838.6U
Authority: CN
Inventors: 潘月娥; 李建成; 陈军; 吴雄智; 赵学主
Original assignee: Jiangsu Yaoyao Machinery Technology Co ltd
Current assignee: Jiangsu Yaoyao Machinery Technology Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-09
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a valve body of a blow-down valve, which relates to the field of blow-down valves and comprises a valve body, a valve rod and a valve body rotating block, wherein the valve rod is arranged on the upper side of the valve body, the upper side of the valve rod is fixedly connected with a fixed block, the upper side of the fixed block is provided with a connecting block, the valve body rotating block is fixedly connected with the outer side of the connecting block, a mounting mechanism is arranged between the fixed block and the connecting block, the situation that the diameter of a valve body rotating wheel is large when a worker passes through or maintains the blow-down valve in daily life is improved, the diameter of the rotating wheel is large, and the like, and the problem that the rotating wheel occupies more space is solved.

Description

Valve body of emptying valve

Technical Field

The utility model relates to the technical field of an emptying valve, in particular to a valve body of an emptying valve.

Background

The blow-down valve is simply a common valve, and is of any type. The operation is named from it, and the function is to discharge the gas or liquid under pressure through it in the non-working or emergency state, avoiding other accidents. So the name "evacuation valve". The principle is that after the machine is closed, the air inlet valve disc is closed, the air path of the air vent valve is opened and then the air vent valve is removed, and in the application, the high-temperature main steam (high pressure/medium pressure/low pressure) is bypassed to the atmosphere, and when the ignition of the waste heat boiler is started and the pressure and the temperature rise to a certain specific point. Because the control valve is subjected to full differential pressure, the valve and downstream piping can produce high noise and high vibration. Therefore, a flow restriction device such as a diffuser or muffler is typically installed downstream.

In prior art, the emptying valve is mainly used for controlling the circulation of objects such as pipelines, and the opening and closing of the emptying valve are mainly controlled through the rotation of the rotating wheel arranged on the upper side, and in order to enable the rotating wheel to rotate conveniently and conveniently, the rotating wheel is labor-saving, the diameter of the rotating wheel is generally larger, but the diameter of the rotating wheel is larger, so that a worker can collide with the switching rotating wheel when passing through or maintaining the emptying valve in daily life, and the diameter of the rotating wheel is larger, and more space is occupied, so that the worker can be blocked and influenced by the switching rotating wheel when maintaining the emptying valve.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a valve body of an emptying valve, which can effectively solve the problems that when the diameter of a rotating wheel of the valve body is large, a worker can collide with a switching rotating wheel when passing through or maintaining the emptying valve in daily life, the diameter of the rotating wheel is large, and more space is occupied.

In order to solve the problems, the utility model adopts the following technical scheme:

the valve body of the emptying valve comprises a valve body, a valve rod and a valve body rotating block, wherein the valve rod is arranged on the upper side of the valve body, a fixed block is fixedly connected to the upper side of the valve rod, a connecting block is arranged on the upper side of the fixed block, the valve body rotating block is fixedly connected to the outer side of the connecting block, and a mounting mechanism is arranged between the fixed block and the connecting block;

the installation mechanism comprises a fixed rod arranged on the upper side of the connecting block, a hollow groove is formed in the upper side of the connecting block, the connecting block is located in the hollow groove and is connected with a connecting rod in a sliding mode, the connecting rod is fixedly connected with the lower side of the fixed rod, a threaded block is fixedly connected with the lower side of the connecting rod, a threaded groove is formed in the upper side of the fixed block, the threaded block is in threaded connection with the inside of the threaded groove, and an auxiliary mechanism is arranged between the fixed block and the connecting block.

As a preferable scheme of the utility model, the auxiliary mechanism comprises an inserting block fixedly connected to the lower side of the connecting block, a clamping groove is formed in the upper side of the fixing block, the inserting block is movably inserted into the clamping groove, a mounting groove is formed in one side of the inserting block, the inserting block is fixedly connected with a spring in the mounting groove, one end of the spring is fixedly connected with a clamping block, and the clamping block is movably inserted into the clamping groove.

As a preferable scheme of the utility model, a limit sliding groove is formed in the insert block, the limit sliding groove is communicated with the inside of the mounting groove, a limit sliding block is fixedly connected to the upper side of the clamping block, and the limit sliding block is slidably connected to the inside of the limit sliding groove.

As a preferable scheme of the utility model, a limit groove is formed in the connecting block, the limit groove is communicated with the hollow groove, a limit ring block is connected in a sliding manner in the limit groove, and the limit ring block is fixedly connected to the outer side of the connecting rod.

As a preferable scheme of the utility model, the lower side of the connecting block is fixedly connected with the inserting rod, the upper side of the fixing block is provided with the slot, and the inserting rod is movably inserted into the slot.

As a preferable scheme of the utility model, a rubber layer is fixedly connected to the outer side of the fixing rod, and the rubber layer is used for increasing friction force.

Compared with the prior art, the utility model has the advantages that:

1. the setting of installation mechanism in this device for when the valve body is not opening or is closing, connecting block and valve body commentaries on classics piece can be by convenient dismantlement, and when needs use, then can be convenient, simple installation together, thereby make the valve body commentaries on classics piece when daily not using, be difficult for taking too much space, cause influence, the hindrance to staff's maintenance work.

2. The auxiliary mechanism can increase the stability of the connecting block when being connected to the upper side of the fixed block, so that the connecting block and the valve body rotating block can be more stable when the fixed block is driven to rotate, and the connecting block and the fixed block are not easy to break, deviate and the like.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;

fig. 5 is a schematic cross-sectional view of a connecting rod according to an embodiment of the present utility model.

The reference numerals in the figures illustrate:

1. a valve body; 2. a valve stem; 3. a valve body rotating block; 4. a fixed block; 5. a connecting block; 61. a thread groove; 62. a hollow groove; 63. a connecting rod; 64. a screw block; 65. a fixed rod; 7. a rubber layer; 81. a limit groove; 82. a limiting ring block; 91. a clamping groove; 92. inserting blocks; 93. a mounting groove; 94. a spring; 95. a clamping block; 101. limiting sliding grooves; 102. a limit sliding block; 111. a slot; 112. and a plunger.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-5, a valve body of an emptying valve comprises a valve body 1, a valve rod 2 and a valve body rotating block 3, wherein the valve rod 2 is arranged on the upper side of the valve body 1, a fixed block 4 is fixedly connected to the upper side of the valve rod 2, the valve body 1 can connect the valve rod 2, the valve rod 2 can connect and fix the fixed block 4, a connecting block 5 is arranged on the upper side of the fixed block 4, the valve body rotating block 3 is fixedly connected to the outer side of the connecting block 5, the connecting block 5 can mount and fix the valve body rotating block 3, a mounting mechanism is arranged between the fixed block 4 and the connecting block 5, and the mounting mechanism is arranged, so that when the valve body 1 does not need to be opened or closed, the connecting block 5 and the valve body rotating block 3 can be conveniently and simply mounted together when the valve body rotating block 3 is needed, thereby the valve body rotating block 3 does not occupy too much space when not used, and influences and hinders maintenance work of staff.

Specifically, the mounting mechanism comprises a fixed rod 65 arranged on the upper side of the connecting block 5, a hollow groove 62 is formed on the upper side of the connecting block 5, a connecting rod 63 is slidably connected in the hollow groove 62, the connecting rod 63 is fixedly connected to the lower side of the fixed rod 65, a threaded block 64 is fixedly connected to the lower side of the connecting rod 63, a threaded groove 61 is formed on the upper side of the fixed block 4, the threaded block 64 is in threaded connection with the inside of the threaded groove 61, the fixed rod 65 can mount and connect the threaded block 64 through the connecting rod 63, the connecting block 5 can connect the connecting rod 63 through the hollow groove 62, meanwhile, the connecting rod 63 can stably slide in the inside of the hollow groove 62, when the threaded block 64 is connected to the inside of the threaded groove 61, the fixed block 4 can pass through the connection relation between the threaded groove 61 and the threaded block 64, play the effect of connecting and spacing to screw thread piece 64, connecting rod 63 and dead lever 65, simultaneously because of connecting rod 63 connects in the inside of connecting block 5, this makes connecting block 5 also will receive the restriction that screw thread groove 61 and screw thread piece 64 are connected, smoothly be connected to the upside of fixed block 4, and make valve body commentaries on classics piece 3 and connecting block 5 homoenergetic smoothly, stably use, and connecting block 5 and valve body commentaries on classics piece 3 are when rotating, then can drive valve rod 2 and rotate together, realize opening or closing to valve body 1, be provided with auxiliary mechanism between fixed block 4 and the connecting block 5, the stability of auxiliary mechanism multiplicable connecting block 5 when being connected to fixed block 4 upside, make connecting block 5 and valve body commentaries on classics piece 3 when driving fixed block 4 and rotate, the connection between connecting block 5 and the fixed block 4 is difficult for taking place the condition such as fracture, skew.

Specifically, the auxiliary mechanism includes fixed connection at the inserted block 92 of connecting block 5 downside, draw-in groove 91 has been seted up to the upside of fixed block 4, the inside at draw-in groove 91 is pegged graft to the activity of inserted block 92, connecting block 5 can play the installation and fixed effect to inserted block 92, after inserted block 92 is inserting the inside to draw-in groove 91, fixed block 4 then accessible draw-in groove 91 plays certain connection and spacing effect to inserted block 92, mounting groove 93 has been seted up to one side of inserted block 92, inserted block 92 is located the inside fixedly connected with spring 94 of mounting groove 93, the one end fixedly connected with fixture block 95 of spring 94, and the activity of fixture block 95 is pegged graft in the inside of draw-in groove 91, inserted block 92 accessible spring 94 plays the effect of fixing and connecting to fixture block 95, spring 94 receives the extrusion back, can reset through self elasticity drive fixture block 95, and fixture block 95 is behind the inside of joint to draw-in groove 91, then accessible self and the relation of being connected to draw-in groove 91 plays the restriction effect to inserted block 92, make the connection that inserted block 92 can be firm at the inside of draw-in groove 91, and realize firm connection to between the inside to the fixed block 4 and the fixed connection of fixture block.

Specifically, the inside of inserted block 92 has been seted up spacing spout 101, spacing spout 101 is linked together with the inside of mounting groove 93, the upside fixedly connected with spacing slider 102 of fixture block 95, and spacing slider 102 sliding connection is in the inside of spacing spout 101, because of being fixed connection between fixture block 95 and the spacing slider 102, this makes spacing spout 101 can be smooth play the restriction effect to fixture block 95 through spacing slider 102, thereby make fixture block 95 when taking place to slide because of the extrusion, the slip of fixture block 95 is difficult for taking place circumstances such as skew, the steadiness of fixture block 95 when sliding has been increased.

Specifically, the spacing groove 81 has been seted up to the inside of connecting block 5, spacing groove 81 is linked together with hollow groove 62, the inside sliding connection of spacing groove 81 has spacing ring piece 82, and spacing ring piece 82 fixed connection is in the outside of connecting rod 63, connecting rod 63 can play the effect of installation and fixed to spacing ring piece 82, and connecting block 5 then accessible spacing groove 81 plays certain spacing effect to spacing ring piece 82, make spacing ring piece 82 can be stable slide in the inside of spacing groove 81, and because of being fixed connection between spacing ring piece 82 and the connecting rod 63, this makes connecting rod 63 will receive spacing of spacing groove 81 too, thereby the steadiness of connecting rod 63 when hollow groove 62 inside slip has been increased.

Specifically, the downside fixedly connected with inserted bar 112 of connecting block 5, slot 111 has been seted up to the upside of fixed block 4, and inserted bar 112 activity grafting is in the inside of slot 111, connecting block 5 can be fixed, connect inserted bar 112, after inserted bar 112 is pegged graft to the inside of slot 111, fixed block 4 then accessible slot 111 plays the effect of connecting and restriction to inserted bar 112 and connecting block 5, thereby further increased the steadiness of connecting block 5 and fixed block 4 when being connected, and make connecting block 5 be difficult for taking place circumstances such as skew when using.

Specifically, the outside fixedly connected with rubber layer 7 of dead lever 65, rubber layer 7 are used for increasing frictional force, and the setting of rubber layer 7 makes when the staff is holding dead lever 65, and when rotating dead lever 65, can be more smooth, is difficult for taking place the smooth condition of hand because of the surface of dead lever 65 is too smooth.

The working principle and the using flow of the utility model are as follows: when the device is used, a worker can install the connecting block 5 and the valve body rotating block 3, and during installation, the worker can align the inserted rod 112 with the slot 111, and after aligning, the valve body rotating block 3 and the connecting block 5 are pressed, and when the connecting block 5 moves down to a certain distance, the threaded block 64 is connected with the fixed block 4, at the moment, the worker can hold the fixed rod 65 and rotate the fixed rod 65, the fixed rod 65 slowly descends when rotating and is gradually connected to the inside of the threaded groove 61, meanwhile, the inserted block 92 is also inserted into the inside of the clamping groove 91, the clamping block 95 can be contacted with the fixed block 4 when being inserted, and the spring 94 can be extruded when being moved, after the inserted block 92 completely enters the inside of the clamping groove 91, the clamping block 95 can reset through the elasticity of the spring 94 and is clamped into the inside of the clamping groove 91, at the moment, the connection of the connecting block 5 and the valve body rotating block 3 can be completed, and the valve body rotating block 3 can be controlled to be opened and closed by driving the valve body 4 and the valve body 2 through the fixed block 5 when the rotating block 3 is required to be inserted.

When the connecting block 5 and the valve body rotating block 3 need to be disassembled, a worker only needs to reversely rotate the fixing rod 65, the fixing rod 65 drives the threaded block 64 to reversely rotate and slowly ascend and move out from the inside of the threaded groove 61, and when the connecting block 5 ascends, the inserting block 92 and the inserting rod 112 can be driven to move upwards together, when the inserting block 92 moves upwards, the clamping block 95 is connected with the fixing block 4 and slowly moves towards the inside of the mounting groove 93 again, when the clamping block 95 completely moves to the inside of the mounting groove 93, the clamping block 95 is not connected with the clamping groove 91 any more, and the limitation on the connecting block 5 is eliminated, and when the threaded block 64 completely moves out from the inside of the threaded groove 61, the disassembling of the connecting block 5 and the valve body rotating block 3 can be completed, so that the situation that the diameter of the valve body rotating block is large can be solved, the worker possibly collides with the switch rotating wheel when the worker passes through a daily road or maintains the emptying valve, and the diameter of the rotating wheel is large, and the problem of occupying more space can be solved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present utility model.

Claims

1. The utility model provides a relief valve body, includes valve body (1), valve rod (2) and valve body commentaries on classics piece (3), its characterized in that: the valve rod (2) is arranged on the upper side of the valve body (1), a fixed block (4) is fixedly connected to the upper side of the valve rod (2), a connecting block (5) is arranged on the upper side of the fixed block (4), the valve body rotating block (3) is fixedly connected to the outer side of the connecting block (5), and a mounting mechanism is arranged between the fixed block (4) and the connecting block (5);

the installation mechanism comprises a fixed rod (65) arranged on the upper side of a connecting block (5), a hollow groove (62) is formed in the upper side of the connecting block (5), the connecting block (5) is located in the hollow groove (62), a connecting rod (63) is connected in a sliding mode, the connecting rod (63) is fixedly connected to the lower side of the fixed rod (65), a threaded block (64) is fixedly connected to the lower side of the connecting rod (63), a threaded groove (61) is formed in the upper side of a fixed block (4), the threaded block (64) is connected with the inner portion of the threaded groove (61) in a threaded mode, and an auxiliary mechanism is arranged between the fixed block (4) and the connecting block (5).

2. An emptying valve body as defined in claim 1, characterized in that: the auxiliary mechanism comprises an inserting block (92) fixedly connected to the lower side of the connecting block (5), a clamping groove (91) is formed in the upper side of the fixing block (4), the inserting block (92) is movably inserted into the clamping groove (91), a mounting groove (93) is formed in one side of the inserting block (92), the inserting block (92) is located in the mounting groove (93) and fixedly connected with a spring (94), one end of the spring (94) is fixedly connected with a clamping block (95), and the clamping block (95) is movably inserted into the clamping groove (91).

3. An emptying valve body as defined in claim 2, characterized in that: limiting sliding grooves (101) are formed in the inserting blocks (92), the limiting sliding grooves (101) are communicated with the inside of the mounting grooves (93), limiting sliding blocks (102) are fixedly connected to the upper sides of the clamping blocks (95), and the limiting sliding blocks (102) are slidably connected to the inside of the limiting sliding grooves (101).

4. An emptying valve body as defined in claim 1, characterized in that: the inside of connecting block (5) has seted up spacing groove (81), spacing groove (81) with hollow groove (62) are linked together, the inside sliding connection of spacing groove (81) has spacing ring piece (82), just spacing ring piece (82) fixed connection is in the outside of connecting rod (63).

5. An emptying valve body as defined in claim 1, characterized in that: the lower side of connecting block (5) fixedly connected with inserted bar (112), slot (111) have been seted up to the upside of fixed block (4), just inserted bar (112) activity is pegged graft in the inside of slot (111).

6. An emptying valve body as defined in claim 1, characterized in that: the outside of dead lever (65) fixedly connected with rubber layer (7), rubber layer (7) are used for increasing frictional force.