Anti-corrosion ball valve

Abstract

The utility model discloses an anti-corrosion ball valve which comprises a supporting seat, a pair of protective covers and a ball valve body, supporting feet are arranged at the four corners of the bottom of the supporting seat, a pair of first supporting frames and a pair of second supporting frames are arranged on the two sides of the supporting seat respectively, and a rotatable screw rod is arranged between the pair of first supporting frames. A fixing rod is arranged between the pair of second supporting frames, a pair of first connecting plates and a pair of second connecting plates are arranged on the two sides of the pair of protective covers respectively, the pair of first connecting plates are each provided with a pair of screw holes with opposite rotating directions, and the pair of second connecting plates are each provided with a through hole; the protective covers comprise a first protective cover and a second protective cover, first fixing plates are arranged at the upper end and the lower end of the first protective cover, second fixing plates are arranged at the upper end and the lower end of the second protective cover, inserting blocks are arranged on the first fixing plates, inserting holes are formed in the second fixing plates, and connecting holes are formed in the ends of the inserting blocks. A locking rod capable of horizontally sliding is arranged on the second fixing plate, and the locking rod can be elastically inserted into the connecting hole.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve technical field, concretely relates to a kind of corrosion-resistant ball valves. BACKGROUND

[0002] Ball valve is simple and compact in structure, reliable in sealing, easy to maintain, sealing surface and ball surface are always in closed state, not easy to be eroded by medium, easy to operate and maintain, suitable for water, solvent, acid and natural gas and other general working medium.

[0003] As prior art, Chinese patent CN222351502U proposes a kind of corrosion-resistant ball valves, solve the problem that the service life is limited that anticorrosion protective coating is easy to knock, but in the technical scheme, the anti-skid cover of the protection cover on both sides needs to be fixed by screw, when ball valve needs to be overhauled or disassembled with pipeline, bolt needs to be disassembled one by one, it is more cumbersome to operate and time-consuming, and the bottom of protection cover is not suspended, the weight of protection cover can also extrude pipeline deformation, affect the sealing property of protection cover, there is room for improvement. UTILITY MODEL CONTENTS

[0004] The utility model is aimed at a kind of corrosion-resistant ball valves to solve the problem proposed in the above background technology.

[0005] The utility model discloses to solve above technical problem, adopt the following technical scheme: a kind of corrosion-resistant ball valves, including support seat, a pair of protection cover and ball valve body, the outside of the ball valve body is equipped with rust-proof coating, dry component is equipped in the protection cover, the bottom four corners of the support seat are equipped with support foot, the length of the support foot is adjustable, the both sides of the support seat are equipped with a pair of first support frame and a pair of second support frame respectively, rotatable screw rod is equipped between the pair of first support frame, fixed rod is equipped between the pair of second support frame, the both sides of the pair of protection cover are equipped with a pair of first connecting plate and a pair of second connecting plate respectively, the pair of first connecting plate is equipped with a pair of screw holes with opposite rotation direction and is all connected with screw rod threadedly, the pair of second connecting plate is equipped with through hole and is connected with fixed rod slidingly;It also includes the rotation component of driving screw rod, the pair of protection cover includes first protection cover and second protection cover, the upper and lower ends of the first protection cover are equipped with first fixed plate, the upper and lower ends of the second protection cover are equipped with second fixed plate, insert block is equipped on the first fixed plate, insert hole for insert block to pass through is equipped on the second fixed plate, end of insert block is equipped with connecting hole, lock rod that can slide horizontally is equipped on the second fixed plate, the lock rod can be elastically inserted into connecting hole.

[0006] The length of the supporting foot can be adjusted according to the height of the valve body, so that the supporting seat is supported, the deformation of the pipeline caused by the weight of the protective cover is avoided, when a pair of protective covers needs to be closed, the rotating assembly drives the screw rod to rotate, the screw holes are opposite in rotation direction, the first connecting plates are driven to move close to each other, so that the pair of protective covers are closed by sliding along the fixed rod, the ball valve is sealed, the plug passes through the through hole, the locking rod is horizontally slid under the elastic action and is inserted into the connecting hole, so that the plug is locked and the pair of protective covers are locked, when the ball valve is overhauled or disassembled, the locking rod is slid and separated from the connecting hole, so that the pair of protective covers are unlocked, the rotating assembly drives the reverse screw rod to rotate, the connecting plates are driven to move away from each other, the ball valve is exposed, and the ball valve can be operated at this time.

[0007] As a further optimization of the utility model, the supporting column comprises a fixed part, a movable part and a supporting plate, the upper end of the fixed part is fixed with the supporting seat, and a threaded groove is formed in the bottom of the fixed part, the movable part is provided with external threads and is threadedly connected with the fixed part, and the supporting plate is arranged at the bottom of the movable part.

[0008] According to the above technical scheme, the supporting plate is abutted against the ground by rotating the movable part and the fixed part in a threaded cooperation mode to move up and down, so that the length of the supporting column is adjusted.

[0009] As a further optimization of the utility model, the second fixed plate is provided with a horizontally extending sliding groove and a fixed block, a sliding block is arranged in the sliding groove, a spring is arranged between the fixed block and the sliding block, and the locking rod is fixed on the sliding block.

[0010] According to the above technical scheme, the locking rod is horizontally slid by the sliding block, and the spring pushes the sliding block to horizontally slide, so as to push the locking rod.

[0011] As a further optimization of the utility model, the pair of protective covers are provided with openings through which the pipeline passes, and elastic sealing pads are arranged in the openings.

[0012] According to the above technical scheme, the elastic sealing pads can provide buffering when the openings contact the pipeline, so as to avoid wear between the openings and the pipeline and improve the sealing performance.

[0013] As a further optimization of the utility model, the drying assembly comprises a plurality of drying boxes, drying particles are arranged in the drying boxes, and air holes are formed in the drying boxes.

[0014] As a further optimization of the utility model, the rotating assembly is a motor mounted above the supporting seat, and the output shaft of the motor is connected with the screw rod.

[0015] The utility model discloses a beneficial effect is: can according to the height adjustment support foot's length of valve body installation, thereby provide support to support seat, avoid because the weight of protective cover extrusion pipeline deformation, when a pair of protective cover needs to close, through rotating component drive screw rotation, from because a pair of screw hole rotation is opposite, drive a pair of first connecting plate each other close, thereby make a pair of protective cover along fixed rod slide each other close and close, thereby the ball valve sealing, simultaneously, the plug passes through the through -hole, and locking rod is inserted into the connecting hole after horizontal sliding under the elasticity, thereby make the plug be locked, and a pair of protective cover each other lock, when the ball valve overhauls or with pipeline dismounting, push locking rod slide and then leave the connecting hole, thereby a pair of protective cover are unlocked, through rotating component drive reverse screw rotation, drive a pair of connecting plate each other and open, expose the ball valve, at this moment, can operate the ball valve, and the prior art is exempted from the step of dismounting bolt, save time and effort. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is cross section structure schematic view of the utility model;

[0017] Fig. 2 It is main view structure schematic view of the utility model;

[0018] Fig. 3 It is side view structure schematic of the utility model.

[0019] Significance in drawing: 1, ball valve;11, drying box;2, protective cover;21, first protective cover;211, first fixed plate;22, second protective cover;221, second fixed plate;2211, insertion hole;3, support seat;31, fixed part;311, screw groove;32, movable part;33, support plate;41, first connecting plate;411, screw hole;42, second connecting plate;421, through -hole;51, screw;52, fixed rod;61, first support frame;62, second support frame;71, fixed block;72, sliding groove;73, spring;74, locking rod;75, plug;751, connecting hole;8, opening;81, elastic sealing gasket;9, motor. DETAILED DESCRIPTION

[0020] The embodiment is only the explanation of the utility model, and is not the limitation of the utility model, and the person skilled in the art can make the modification of no creative contribution according to the need after reading the present specification, but as long as in the utility model's right claim range all receive the patent law's protection.

[0021] See attached Figs. 1-3The utility model discloses an embodiment further sets up: a kind of corrosion-resistant ball valve, including support seat, a pair of protective cover and ball valve body, the outside of ball valve body is equipped with rust-proof coating, dry component is equipped in protective cover, specifically, dry component includes several dry boxes, dry box is equipped with dry granule, dry box is opened with air hole, the bottom four corners of support seat are equipped with support foot, the length of support foot is adjustable, specifically, support column includes fixed part, movable part and support plate, the upper end of fixed part is fixed with support seat and bottom is opened with thread groove, movable part is equipped with outer thread and is connected with fixed part with screw thread, support plate is equipped at the bottom of movable part;

[0022] The two sides of the support seat are respectively provided with a pair of first support frames and a pair of second support frames, a rotatable screw rod is arranged between the pair of first support frames, and a fixed rod is arranged between the pair of second support frames; the two sides of the pair of protective covers are respectively provided with a pair of first connecting plates and a pair of second connecting plates, the pair of first connecting plates are both provided with a pair of screw holes with opposite rotation directions and are both threadedly connected with the screw rod, and the pair of second connecting plates are both provided with through holes and are both slidably connected with the fixed rod; the rotating assembly for driving the screw rod to rotate is further included, and the rotating assembly is a motor mounted above the support seat; the output shaft of the motor is connected with the screw rod; the pair of protective covers includes a first protective cover and a second protective cover; the first protective cover is provided with first fixed plates at the upper end and the lower end; the second protective cover is provided with second fixed plates at the upper end and the lower end; the first fixed plates are provided with insertion blocks; the second fixed plates are provided with insertion holes through which the insertion blocks pass; the end portions of the insertion blocks are provided with connecting holes; the second fixed plates are provided with lock rods that can slide horizontally; the lock rods can be elastically inserted into the connecting holes; specifically, the second fixed plates are provided with sliding grooves and fixed blocks that extend horizontally; the sliding grooves are provided with sliding blocks; springs are arranged between the fixed blocks and the sliding blocks; and the lock rods are fixed to the sliding blocks.

[0023] Further, the two sides of the pair of protective covers are provided with openings through which pipes pass; and the interiors of the openings are provided with elastic sealing gaskets.

[0024] The principle of the utility model is as follows: the length of the support foot can be adjusted according to the height of the valve body, so as to provide support for the support seat and avoid deformation of the pipe caused by the weight of the protective cover;

[0025] The elastic sealing gaskets can provide buffering when the openings contact the pipes, so as to avoid wear and tear and improve the sealing performance.

[0026] When a pair of protective covers need to be closed, the screw rod is rotated by rotating the rotating assembly, the pair of screw holes rotate in opposite directions, the pair of first connecting plates are brought close to each other, the pair of protective covers are closed by sliding along the fixed rod, the ball valve is sealed, the plug passes through the through hole, the locking rod is horizontally slid by the sliding block, the spring horizontally slides the sliding block by elasticity, the locking rod is pushed, the locking rod is inserted into the connecting hole by horizontal sliding under the elasticity, the plug is locked, the pair of protective covers are locked;

[0027] When the ball valve is overhauled or disassembled with the pipeline, the locking rod is slid away from the connecting hole, the pair of protective covers are unlocked, the reverse screw rod is rotated by rotating the rotating assembly, the pair of connecting plates are opened by moving away from each other, the ball valve is exposed, the ball valve can be operated at this time, the prior art is eliminated, the step of disassembling the bolt is saved, time and labor are saved.

[0028] The preferred embodiments of the utility model are described above, it should be pointed out that, for ordinary skilled person in the art, without departing from the technical principle of the utility model, a number of improvements and variations can be made, the improvements and variations of the above-mentioned assumptions should also be regarded as the protection scope of the utility model.

Claims

1. A kind of anticorrosion ball valve (1), including support seat (3), a pair of protective cover (2) and ball valve (1) body, the outer side of the ball valve (1) body is provided with rust-proof coating, dry component is arranged in the protective cover (2), it is characterized in that, The bottom four corners of the support base (3) are provided with support feet, the length of the support feet is adjustable, two sides of the support base (3) are respectively provided with a pair of first support frames (61) and a pair of second support frames (62), the pair of first support frames (61) are provided with a rotatable screw rod (51) between them, the pair of second support frames (62) are provided with a fixed rod (52) between them, two sides of the pair of protective covers (2) are respectively provided with a pair of first connecting plates (41) and a pair of second connecting plates (42), the pair of second connecting plates (42) are both provided with a pair of screw holes (411) rotating in opposite directions and are both in threaded connection with the screw rod (51), the pair of second connecting plates (42) are both provided with through holes (421) and are in sliding connection with the fixed rod (52); further comprising a rotating assembly for driving the screw rod (51) to rotate, the pair of protective covers (2) comprise a first protective cover (21) and a second protective cover (22), the first protective cover (21) is provided with first fixed plates (211) at the upper and lower ends, the second protective cover (22) is provided with second fixed plates (221) at the upper and lower ends, the first fixed plates (211) are provided with insertion blocks (75), the second fixed plates (221) are provided with insertion holes (2211) for the insertion blocks (75) to pass through, end portions of the insertion blocks (75) are provided with connecting holes (751), the second fixed plates (221) are provided with lock rods (74) that can slide horizontally, the lock rods (74) can be elastically inserted into the connecting holes (751).

2. An anti-corrosion ball valve (1) according to claim 1, characterized in that, The support feet comprise fixed parts (31), movable parts (32) and support plates (33), upper ends of the fixed parts (31) are fixed with the support base (3) and bottom parts are provided with threaded grooves (311), the movable parts (32) are provided with external threads and are in threaded connection with the fixed parts (31), the support plates (33) are arranged at the bottom parts of the movable parts (32).

3. An anti-corrosion ball valve (1) according to claim 1, characterized in that, The second fixed plates (221) are provided with horizontally extending sliding grooves (72) and fixed blocks (71), the sliding grooves (72) are provided with sliding blocks, springs (73) are arranged between the fixed blocks (71) and the sliding blocks, and the lock rods (74) are fixed on the sliding blocks.

4. An anti-corrosion ball valve (1) according to claim 1, characterized in that, Two sides of the pair of protective covers (2) are provided with openings (8) for pipes to pass through, the openings (8) are provided with elastic sealing gaskets (81) inside.

5. An anti-corrosion ball valve (1) according to claim 1, characterized in that, The drying assembly comprises a plurality of drying boxes (11), the drying boxes (11) are provided with drying particles, and the drying boxes (11) are provided with air holes.

6. An anti-corrosion ball valve (1) according to claim 1, characterized in that, The rotating assembly is a motor (9) arranged above the support base (3), and an output shaft of the motor (9) is connected with the screw rod (51).

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