Ball valve pneumatic head convenient to replace quickly

By introducing a sealing ring, a return spring, and a limit assembly into the ball valve pneumatic head, the problem of cumbersome disassembly and assembly is solved, achieving the effect of quick replacement and stable use.

CN223725589UActive Publication Date: 2025-12-26ZHENGZHOU HONGXIN ELECTROMECHANICAL EQUIP CO LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202520034714.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-07
Publication Date
2025-12-26
Estimated Expiration
2035-01-07

AI Technical Summary

Technical Problem

The existing ball valve pneumatic head has a complicated disassembly and assembly process, making it difficult to replace quickly and affecting the stability of use.

Method used

A sealing ring and sealing groove are designed to ensure a tight seal. A return spring is used to prevent accidental contact of the locking block. The mounting components facilitate the installation and removal of the limit frame. The limit components assist the elastic restraint of the fixing ring and the limit frame, reducing the use of bolts and enabling quick replacement.

Benefits of technology

It improves connection safety and installation efficiency, reduces the use of traditional bolts, enhances disassembly efficiency, and enables rapid replacement and stable use of ball valve pneumatic heads.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN223725589U_ABST
    Figure CN223725589U_ABST
Patent Text Reader

Abstract

The utility model discloses a ball valve pneumatic head convenient for quick replacement, which belongs to the technical field of ball valve pneumatic heads, and comprises a valve body and an actuator, a first connector is arranged at the top of the valve body, a second connector is arranged at the bottom of the actuator, a sealing groove is arranged at the top of the first connector, and the second connector is arranged at the bottom of the actuator. The ball valve pneumatic head convenient to quickly replace has the beneficial effects that by arranging the sealing ring and the sealing groove, the sealing effect of connection between the first connecting port and the second connecting port can be guaranteed, so that the safety during connection and use is improved, the service life of the ball valve pneumatic head is prolonged, the service life of the ball valve pneumatic head is prolonged, and the service life of the ball valve pneumatic head is prolonged. By arranging a reset spring, a push block can be limited and protected, a clamping block is prevented from being mistakenly touched due to factors such as vibration, by arranging an installation assembly, a fragile limiting frame can be conveniently disassembled, assembled and replaced, and the long-time service life of the limiting frame is affected due to the fact that the limiting frame can deform during installation.
Need to check novelty before this filing date? Find Prior Art

Description

TECHNICAL FIELD

[0001] The utility model relates to ball valve pneumatic head technical field, more specifically, it relates to ball valve pneumatic head convenient to quick replacement. BACKGROUND

[0002] Ball valve pneumatic head refers to the 90 degree rotation ball valve that realizes switch and adjustment through pneumatic actuator, under the action of gas source pressure, piston pushes the pivot shaft and drives the valve stem, thereby realizing the switch and adjustment of ball valve, and the pneumatic ball valve is usually equipped with valve positioner, filter pressure reducing valve, solenoid valve, limit switch and other components to ensure its accurate control and stable operation.

[0003] However, the existing ball valve pneumatic head mostly has complicated dismounting steps, and cannot be quickly replaced when accidents occur, so a ball valve pneumatic head capable of being quickly replaced and having good use stability is needed. UTILITY MODEL CONTENTS

[0004] (I) Technical problem to be solved

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a ball valve pneumatic head convenient to quick replacement, which has the characteristics of being capable of quickly replacing the ball valve pneumatic head and ensuring the use stability of the ball valve pneumatic head.

[0006] (II) Technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides a ball valve pneumatic head convenient to quick replacement, which comprises a valve body and an actuator, the top of the valve body is provided with a first connecting port, the bottom of the actuator is provided with a second connecting port, the top of the first connecting port is provided with a sealing groove, a sealing ring is clamped in the sealing groove, the sealing ring is arranged at the bottom of the second connecting port, the bottom of the valve body is provided with a valve stem, the bottom of the valve stem is provided with a connecting block, the inside of the valve body is provided with a valve ball, the top of the valve ball is provided with a connecting groove, the connecting block is clamped in the connecting groove, the top of the first connecting port is provided with a supporting block, the inside of the supporting block is provided with a supporting plate, the inside of the supporting plate is provided with a connecting sleeve, the connecting sleeve is sleeved with a connecting rod, one end of the connecting rod is welded with a push plate, the other end of the connecting rod is welded with a push block, a return spring is arranged between the supporting plate and the push block, the bottom surface of the second connecting port is provided with a mounting ring, a mounting assembly is arranged between the mounting ring and the second connecting port, a limiting frame is arranged on one side of the mounting ring, a clamping block is arranged on one side of the limiting frame, a clamping groove is formed in the inside of the supporting block, the clamping block is clamped in the clamping groove, a fixing ring is arranged on the inner side of the limiting frame, a limiting assembly is arranged between the fixing ring and the first connecting port.

[0008] When the quick-replaceable ball valve pneumatic head is used, the sealing ring and the sealing groove are arranged, the sealing effect of the connection between the first connecting port and the second connecting port can be ensured, the safety during use is improved, the reset spring is arranged, the push block can be limited and protected, the clamping block can be prevented from being touched by mistake due to vibration and other factors, the mounting assembly is arranged, the relatively fragile limiting frame can be conveniently disassembled and replaced, the limiting frame is deformed during installation, the service life during long-time use is affected, the limiting frame is pressed down, the clamping block is lowered, the clamping block can be clamped and matched when the clamping block moves to the clamping groove position, the use of the traditional bolt can be reduced, and the installation efficiency can be improved.

[0009] Further, the limiting assembly comprises a supporting cylinder, the supporting cylinder is arranged at the top of the first connecting port, a supporting sliding groove is arranged in the supporting cylinder, a supporting sliding block is slidably connected in the supporting sliding groove, an extension cylinder is arranged at the top of the supporting sliding block, an adjusting ring is arranged at the top of the extension cylinder, the adjusting ring is overlapped at the bottom of the fixing ring, and a limiting spring is arranged between the first connecting port and the adjusting ring.

[0010] Further, the supporting cylinder is internally provided with a supporting sleeve, and the extension cylinder is sleeved in the supporting sleeve.

[0011] Further, the mounting assembly comprises a threaded hole, the threaded hole is arranged in the mounting ring and the second connecting port, and a connecting bolt is threadedly connected in the threaded hole.

[0012] Further, the second connecting port is provided with a sealing strip at the bottom, and the sealing strip is overlapped at the inner side of the first connecting port.

[0013] Further, the number of the limiting frames is two.

[0014] (Three) beneficial effects

[0015] In summary, the utility model has the following beneficial effects:

[0016] 1. The sealing ring and the sealing groove are arranged, the sealing effect of the connection between the first connecting port and the second connecting port can be ensured, the safety during use is improved, the reset spring is arranged, the push block can be limited and protected, the clamping block can be prevented from being touched by mistake due to vibration and other factors, the mounting assembly is arranged, the relatively fragile limiting frame can be conveniently disassembled and replaced, the limiting frame is deformed during installation, the service life during long-time use is affected,

[0017] 2, the limit frame is pressed down, the clamping block is driven to descend, when the clamping block moves to the clamping groove position, clamping cooperation can be carried out, so that the use of traditional bolts can be reduced, and installation efficiency can be improved, the elastic limiting of the fixing ring can be carried out through the setting of the limiting assembly, so that the pushing out and discharging treatment of the fixing ring and the limiting frame can be assisted, the dismounting efficiency can be improved, and the purpose of quick replacement is realized. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the drawings needed to be used in the specific embodiment or the prior art will be briefly introduced as follows. Obviously, the drawings described below are only one embodiment of the utility model, and other drawings can be obtained by those skilled in the art without creative labor on the premise of the drawings.

[0019] Figure 1 It is a front view structural schematic diagram of the utility model;

[0020] Figure 2 It is a front view sectional structure schematic diagram of the utility model;

[0021] Figure 3 It is a structure schematic diagram of the installation assembly in the utility model;

[0022] Figure 4 It is Figure 2 Structure schematic diagram of A in the utility model;

[0023] Figure 5 It is a structure schematic diagram of the limiting assembly in the utility model;

[0024] Figure 6 It is Figure 2 Structure schematic diagram of B in the utility model.

[0025] The marks in the drawings are:

[0026] 1, valve body; 2, installation assembly; 201, threaded hole; 202, connecting bolt; 3, actuator; 4, valve ball; 5, connecting groove; 6, connecting block; 7, limiting assembly; 701, support cylinder; 702, support sliding groove; 703, support sliding block; 704, extension cylinder; 705, support sleeve; 706, limiting spring; 707, adjusting ring; 8, valve stem; 9, first connecting port; 10, sealing groove; 11, sealing ring; 12, sealing strip; 13, second connecting port; 14, mounting ring; 15, limiting frame; 16, push plate; 17, support block; 18, support plate; 19, connecting rod; 20, connecting sleeve; 21, return spring; 22, push block; 23, clamping groove; 24, clamping block; 25, fixing ring. DETAILED DESCRIPTION

[0027] In order to make the technical means, creation characteristics, purposes and effects of the utility model easy to understand, the technical solutions in the specific embodiments of the utility model are described clearly and completely below to further illustrate the utility model. Obviously, the described specific embodiments are only a part of the embodiments of the utility model, rather than all modes.

[0028] Embodiment:

[0029] The following will be combined with the drawings of the utility model Figures 1-6 The utility model is further described in detail.

[0030] Please refer to Figures 1-6The utility model provides a technical scheme: ball valve pneumatic head convenient to replace fast, including valve body 1 and executor 3, valve body 1 top is provided with first connecting port 9, and the executor 3 bottom is provided with second connecting port 13, and the first connecting port 9 top is provided with sealing groove 10, and the sealing ring 11 is clamped in sealing groove 10 inside, through setting sealing ring 11 and sealing groove 10, can guarantee the sealing effect of the connection between first connecting port 9 and second connecting port 13, to improve the security when using, sealing ring 11 sets up at second connecting port 13 bottom, and the valve stem 8 is provided at the executor 3 bottom, and the connecting block 6 is provided at the valve stem 8 bottom, and the valve ball 4 is provided in valve body 1, and the connecting groove 5 is provided at the valve ball 4 top, and the connecting block 6 is clamped in connecting groove 5 inside, and the support block 17 is provided at the first connecting port 9 top, and the support plate 18 is provided in support block 17 inside, and the connecting sleeve 20 is provided in support plate 18 inside, and the connecting rod 19 is sleeved in connecting sleeve 20 inside, and the push plate 16 is welded in one end of connecting rod 19, and the push block 22 is welded in the other end of connecting rod 19, and the reset spring 21 is arranged between support plate 18 and push block 22, through setting reset spring 21, can limit the protection of push block 22, prevent the block 24 from being mistaken because of vibration and other factors, and the mounting ring 14 is provided at second connecting port 13 bottom surface, and the mounting assembly 2 is arranged between mounting ring 14 and second connecting port 13, through setting mounting assembly 2, can conveniently dismouting replacement for the more fragile limit frame 15, because limit frame 15 will change when installing, influence its long-time use life, and the limit frame 15 is provided on one side of mounting ring 14, and the block 24 is provided on one side of limit frame 15, and the clamping groove 23 is set up in support block 17 inside, and the limit frame 15 is pressed down, drives the block 24 to descend, when the block 24 moves to the position of clamping groove 23, can be clamped and cooperated, so this can reduce the use of traditional bolt, can improve the installation efficiency simultaneously, and the block 24 is clamped in clamping groove 23 inside, and the fixed ring 25 is provided in the inside of limit frame 15, and the limit component 7 is arranged between fixed ring 25 and first connecting port 9, through setting limit component 7, can carry out elastic restriction to fixed ring 25, thereby can assist the push-out unloading treatment of fixed ring 25 and limit frame 15, can improve the dismounting efficiency, to realize the purpose of fast replacement.

[0031] Specifically, the limit component 7 includes a support cylinder 701, the support cylinder 701 is arranged at the top of the first connecting port 9, a support sliding groove 702 is formed in the support cylinder 701, a support sliding block 703 is slidably connected in the support sliding groove 702, an extension cylinder 704 is arranged at the top of the support sliding block 703, an adjusting ring 707 is arranged at the top of the extension cylinder 704, the adjusting ring 707 is overlapped at the bottom of the fixed ring 25, a limit spring 706 is arranged between the first connecting port 9 and the adjusting ring 707, a support sleeve 705 is arranged in the support cylinder 701, and the extension cylinder 704 is sleeved in the support sleeve 705.

[0032] By adopting the technical scheme, the adjusting ring 707 can be positionally supported through the support cylinder 701, the support sliding groove 702, the support sliding block 703 and the extension cylinder 704, the extension cylinder 704 can be supported through the support sleeve 705, and the adjusting ring 707 can store elastic potential energy through the limiting spring 706.

[0033] Specifically, the mounting assembly 2 comprises a threaded hole 201, the threaded hole 201 is arranged in the mounting ring 14 and the second connecting port 13, the threaded hole 201 is internally threadedly connected with a connecting bolt 202, the second connecting port 13 is provided with a sealing strip 12, and the sealing strip 12 is overlapped on the inner side of the first connecting port 9.

[0034] By adopting the technical scheme, the threaded hole 201 and the connecting bolt 202 can guarantee the stability and safety of the mounting ring 14 in use, and the sealing strip 12 can further guarantee the sealing effect between the first connecting port 9 and the second connecting port 13.

[0035] Specifically, the number of the limiting frames 15 is two.

[0036] By adopting the technical scheme, the connecting limiting frame 15 can guarantee the stability during clamping connection.

[0037] The working principle of the utility model is as follows:

[0038] When the actuator 3 needs to be installed, the valve rod 8 is first arranged in the actuator 3, then the valve ball 4 is arranged in the valve body 1, then the valve rod 8 and the connecting block 6 are arranged in the first connecting port 9, and the connecting block 6 is clamped in the valve ball 4, when the actuator 3 is pressed down, the limiting frame 15 is clamped in the supporting block 17, until the clamping block 24 on one side of the limiting frame 15 is clamped in the clamping groove 23, the first connecting port 9 is connected with the second connecting port 13, and the sealing ring 11 is clamped in the sealing groove 10, thereby achieving the installation and connection of the actuator 3, when the actuator 3 needs to be replaced, the push plate 16 can be pressed down to drive the connecting rod 19 and the push block 22 to move, the clamping block 24 is pushed out of the clamping groove 23, the fixed ring 25, the limiting frame 15 and the actuator 3 are popped out by cooperating with the limiting assembly 7, thereby achieving the purpose of disassembling the actuator 3.

[0039] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and the person skilled in the art can make a modification without creative contribution according to the need after reading the specification, but as long as it is within the scope of the claims of the utility model, it is protected by the patent law.

Claims

1. Pneumatic head of a ball valve for quick replacement, comprising a valve body (1) and an actuator (3), characterized by the fact that: The valve body (1) top is provided with a first connecting port (9), the executor (3) bottom is provided with a second connecting port (13), the first connecting port (9) top is provided with a sealing groove (10), the sealing groove (10) is internally clamped with a sealing ring (11), the sealing ring (11) is arranged at the bottom of the second connecting port (13), the executor (3) bottom is provided with a valve stem (8), the valve stem (8) bottom is provided with a connecting block (6), the valve body (1) is internally provided with a valve ball (4), the valve ball (4) top is provided with a connecting groove (5), the connecting block (6) is clamped in the connecting groove (5), the first connecting port (9) top is provided with a support block (17), the support block (17) is internally provided with a support plate (18); The support plate (18) is internally provided with a connecting sleeve (20), the connecting sleeve (20) is internally sleeved with a connecting rod (19), one end of the connecting rod (19) is welded with a push plate (16), the other end of the connecting rod (19) is welded with a push block (22), the support plate (18) and the push block (22) are provided with a reset spring (21), the second connecting port (13) bottom surface is provided with a mounting ring (14), the mounting ring (14) and the second connecting port (13) are provided with a mounting assembly (2), one side of the mounting ring (14) is provided with a limiting frame (15), one side of the limiting frame (15) is provided with a clamping block (24), the support block (17) is internally provided with a clamping groove (23), the clamping block (24) is clamped in the clamping groove (23), the inner side of the limiting frame (15) is provided with a fixed ring (25), the fixed ring (25) and the first connecting port (9) are provided with a limiting assembly (7).

2. The quick-change pneumatic head of a ball valve according to claim 1, characterized in that: The limiting assembly (7) comprises a supporting cylinder (701), the supporting cylinder (701) is arranged at the top of the first connecting port (9), the supporting cylinder (701) is internally provided with a supporting sliding groove (702), the supporting sliding groove (702) is internally and slidably connected with a supporting sliding block (703), the supporting sliding block (703) top is provided with an extension cylinder (704), the extension cylinder (704) top is provided with an adjusting ring (707), the adjusting ring (707) is overlapped at the bottom of the fixed ring (25), the first connecting port (9) and the adjusting ring (707) are provided with a limiting spring (706).

3. The quick-change pneumatic head of a ball valve according to claim 2, characterized in that: The supporting cylinder (701) is internally provided with a supporting sleeve (705), and the extension cylinder (704) is sleeved in the supporting sleeve (705).

4. The quick-change pneumatic head of a ball valve according to claim 1, characterized in that: The mounting assembly (2) comprises a threaded hole (201), which is arranged in the mounting ring (14) and the second connecting port (13), and the threaded hole (201) is internally and threadedly connected with a connecting bolt (202).

5. The quick-change ball valve pneumatic head of claim 1, wherein: The second connecting port (13) bottom is provided with a sealing strip (12), which is overlapped on the inner side of the first connecting port (9).

6. The quick-change ball valve pneumatic head of claim 1, wherein: The number of the limiting frame (15) is two.