Valve with high impact resistance
Technical Field
The utility model relates to the technical field of valves, in particular to a valve with strong impact resistance.
Background
The valve is a control component in the pipeline fluid conveying system and is used for changing the section of a passage and the flowing direction of a medium, and has the functions of diversion, cut-off, throttling, non-return, diversion or overflow pressure relief and the like. Valves for fluid control range from the simplest shut-off valves to the various valves used in extremely complex automatic control systems, which are of a wide variety and specification.
Publication No.: CN216430525U discloses a high pressure impact resistant valve, which comprises a valve body, install the movable rod on the valve body just the lower extreme that is located the valve body inner chamber of movable rod is fixed with the taper type jam piece, compression spring is installed to the lower extreme of taper type jam piece, the end cap is installed to the lower extreme of valve body, adjusting part is installed to the inner chamber of end cap just adjusting part is fixed with the seal cover with the junction of end cap, adjusting part's upper end and compression spring's lower extreme fixed connection. This application is equipped with adjusting part, and accessible rotates the screw rod and makes screw thread section of thick bamboo be steady rectilinear motion in the valve, can change the length of compression spring in the valve body, and then changes the conflict power between taper type blocking piece and the valve body inner chamber wall, can adjust compression spring length through adjusting part as required to improve the effect of the water pressure resistance of valve body, its seal cover lower extreme sets up to taper type plug, can further improve sealed effect. But the spring arranged in the valve body is easy to contact with liquid, so that the spring is easy to rust, the service life of the spring is shortened, and the time interval for the valve body to be maintained is shortened.
Disclosure of Invention
The utility model aims to solve the technical problems that: the valve with high impact resistance is provided to overcome the problems.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a valve that shocks resistance is strong, includes the valve body, the valve body center is equipped with vertical passageway, vertical passageway lower extreme is equipped with the opening, threaded connection has the shutoff piece on the opening, lean on in the vertical passageway to be equipped with annular conical surface, annular conical surface lower extreme is equipped with toper shutoff piece, toper shutoff piece lower extreme is fixed with the protection sleeve, be equipped with the spring in the protection sleeve, adjusting part is installed to the spring lower extreme, the valve body upper end is installed and is connected with toper shutoff piece press the subassembly, the valve body upper end is installed and is fixed the fixed subassembly of pressing the subassembly.
Further, the left end of the valve body is provided with an inlet pipe and an outlet pipe which are communicated with the vertical channel respectively.
Further, a sliding groove which is in sliding connection with the protection sleeve is arranged in the center of the plugging block, a sealing ring which is in sliding connection with the protection sleeve is arranged on the inner side of the upper end of the sliding groove, and a sealing plate which is in bolt connection with the valve body is fixed at the lower end of the plugging block.
Further, the adjusting component comprises a rectangular sliding groove arranged in the protective sleeve, a rectangular sliding block in sliding connection with the rectangular sliding groove is fixed at the lower end of the spring, a second sleeve is fixed at the lower end of the rectangular sliding block, a threaded rod is connected with the second sleeve through internal threads, the lower end of the threaded rod penetrates through the sealing plate and is connected with a bearing of the sealing plate, and a knob is fixed at the lower end of the threaded rod.
Further, the pressing component comprises a rectangular connecting rod penetrating through the upper wall of the valve body and arranged at the upper end of the conical plugging block, a roller is connected to the upper end of the rectangular connecting rod in a rotating mode, a hinging seat is fixed at the upper end of the inlet pipe, and a hand pressing plate in contact with the roller is hinged to the hinging seat.
Further, the fixed subassembly is made by elastic metal, the fixed subassembly is including fixing the connecting plate on valve body upper end right side, the side symmetry is equipped with a pair of cardboard around the connecting plate upper end, cardboard inboard upper end is equipped with semi-cylinder chuck, hand clamp plate and the inboard sliding connection of a pair of cardboard and accessible semi-cylinder chuck fixed position.
Compared with the prior art, the utility model has the advantages that:
the water flow enters the vertical channel in the valve body through the inlet pipe, the impact force of the water flow is reduced through the cooperation of the annular conical surface, the conical plugging block, the spring and the adjusting component, and finally the water flow is discharged through the outlet pipe.
The protection sleeve protects the spring, so that the spring is not in direct contact with water, the corrosion rate of the spring is reduced, and the service life of the spring is ensured; the protection sleeve slides up and down in the chute, and water flow can not enter the chute through the sealing ring, so that corrosion of devices in the chute is caused.
The length of the spring can be adjusted through the adjusting component, the threaded rod is rotated through the rotating knob, the sleeve cannot rotate under the action of the rectangular connecting rod, and the rectangular sliding block cannot rotate due to the cooperation of the rectangular sliding block and the rectangular sliding groove, so that the sleeve II drives the rectangular sliding block to move up and down in the rectangular sliding groove, the length of the spring is changed, and the contact force between the annular conical surface and the conical plugging block is adjusted, so that the impact strength of the valve body is changed.
The valve in the valve body is conveniently opened through the pressing component, the roller rolls through pressing the hand pressing plate, the rectangular connecting rod moves downwards, the conical plugging block leaves the annular conical surface, the valve is opened, water flows through the valve, and the hand pressing plate automatically rebounds under the action of the spring, so that the valve is simple and convenient to use; the valve is fixed in an open state through the fixing assembly, when the hand pressing plate is pressed to the bottom to enable the hand pressing plate to enter the space between the pair of clamping plates and pass through the fixing positions of the pair of semi-cylindrical clamping heads, the valve body can always pass water flow, the hand pressing plate is pulled upwards to enable the hand pressing plate to be separated from the space between the pair of clamping plates, and under the action of the spring, the hand pressing plate automatically rebounds, so that the device can automatically operate.
Drawings
FIG. 1 is a schematic diagram of the overall cross-section of the present utility model.
Fig. 2 is a cross-sectional structural view of the adjusting assembly of the present utility model.
Fig. 3 is a block diagram of a securing assembly of the present utility model.
As shown in the figure: valve body 1, vertical channel 101, opening 102, shutoff piece 2, spout 201, annular conical surface 3, conical shutoff piece 4, protective sleeve 5, rectangular spout 501, spring 6, adjusting component 7, pressing component 8, fixed component 9, connecting plate 901, clamping plate 902, semi-cylindrical clamping head 903, inlet pipe 10, outlet pipe 11, sealing ring 12, sealing plate 13, rectangular slide block 14, sleeve two 15, threaded rod 16, knob 17, rectangular connecting rod 18, roller 19, hinge seat 20, hand clamp 21.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The utility model provides a combine figure 1, a valve of strong shock resistance, includes valve body 1, valve body 1 center is equipped with vertical passageway 101, vertical passageway 101 lower extreme is equipped with opening 102, threaded connection has shutoff piece 2 on the opening 102, be equipped with annular conical surface 3 on the vertical passageway 101 is interior, annular conical surface 3 lower extreme is equipped with toper shutoff piece 4, toper shutoff piece 4 lower extreme is fixed with protection sleeve 5, be equipped with spring 6 in the protection sleeve 5, adjusting part 7 is installed to spring 6 lower extreme, valve body 1 upper end is installed and is pressed subassembly 8 with the pressure subassembly that toper shutoff piece 4 is connected, valve body 1 upper end is installed and is pressed subassembly 8's fixed subassembly 9. The left end of the valve body 1 is provided with an inlet pipe 10 and an outlet pipe 11 which are communicated with the vertical channel 101 respectively near the upper end and the right end.
In the concrete implementation of the utility model, water flow enters a vertical channel 101 in the valve body 1 through an inlet pipe 10, the impact force of the water flow is reduced through the cooperation of the annular conical surface 3, the conical plugging block 4, the spring 6 and the adjusting component 7, and finally the water flow is discharged through an outlet pipe 11; the spring 6 is protected by the protection sleeve 5, so that the spring 6 is not in direct contact with water, the corrosion rate of the spring 6 is reduced, and the service life of the spring is ensured; the length of the spring 6 can be adjusted through the adjusting component 7, so that the contact force between the annular conical surface 3 and the conical plugging block 4 is adjusted, and the impact strength of the valve body 1 is changed; the valve in the valve body 1 is conveniently opened by the pressing assembly 8, and the opened state of the valve can be fixed by the fixing assembly 9.
Referring to fig. 2, a sliding groove 201 slidably connected with the protection sleeve 5 is arranged in the center of the plugging block 2, a sealing ring 12 slidably connected with the protection sleeve 5 is installed on the inner side of the upper end of the sliding groove 201, and a sealing plate 13 in bolted connection with the valve body 1 is fixed at the lower end of the plugging block 2.
When the valve in the valve body 1 is opened, the position of the conical plugging block 4 is lowered, so that the protective sleeve 5 slides downwards in the chute 201, and water flow is ensured not to enter the chute 201 through the sealing ring 12, so that corrosion of devices in the chute 201 is caused.
Referring to fig. 2, the adjusting assembly 7 includes a rectangular chute 501 provided in the protection sleeve 5, a rectangular slide block 14 slidably connected with the rectangular chute 501 is fixed at the lower end of the spring 6, a second sleeve 15 is fixed at the lower end of the rectangular slide block 14, a threaded rod 16 is connected with the second sleeve 15 in an internal thread manner, the lower end of the threaded rod 16 passes through the sealing plate 13 and is connected with a bearing thereof, and a knob 17 is fixed at the lower end of the threaded rod 16.
The threaded rod 16 is rotated by rotating the knob 17, the sleeve 5 is prevented from rotating under the action of the rectangular connecting rod 18, and the rectangular sliding block 14 is prevented from rotating due to the fact that the rectangular sliding block 14 is matched with the rectangular sliding groove 501, so that the second sleeve 15 drives the rectangular sliding block 14 to move up and down in the rectangular sliding groove 501, the length of the spring 6 is changed, the contact force between the annular conical surface 3 and the conical plugging block 4 is adjusted, and the impact strength of the valve body 1 is changed.
Referring to fig. 1, the pressing assembly 8 includes a rectangular connecting rod 18 disposed at an upper end of the tapered plugging block 4 and penetrating through an upper wall of the valve body 1, a roller 19 is rotatably connected to an upper end of the rectangular connecting rod 18, a hinge seat 20 is fixed at an upper end of the inlet pipe 10, and a hand pressing plate 21 contacting with the roller 19 is hinged on the hinge seat 20.
By pressing the hand pressing plate 21, the roller 19 rolls, the rectangular connecting rod 18 moves downwards, the conical plugging block 4 leaves the annular conical surface 3, the valve is opened, water flows through, and the hand pressing plate 21 automatically rebounds under the action of the spring 6, so that the use is simple and convenient.
Referring to fig. 1 and 3, the fixing component 9 is made of elastic metal, the fixing component 9 includes a connecting plate 901 fixed on the right side of the upper end of the valve body 1, a pair of clamping plates 902 are symmetrically disposed on the front and rear sides of the upper end of the connecting plate 901, a semi-cylindrical clamping head 903 is disposed on the upper end of the inner side of the clamping plates 902, and the hand pressing plate 21 is slidably connected with the inner sides of the pair of clamping plates 902 and can be fixed in position by the pair of semi-cylindrical clamping heads 903.
When the hand pressing plate 21 is pressed to the bottom to enter between the pair of clamping plates 902 and is fixed by the pair of semi-cylindrical clamping plates 903, water can always flow through the valve body 1, the hand pressing plate 21 is pulled upwards to be separated from between the pair of clamping plates 902, and under the action of the spring 6, the hand pressing plate 21 automatically rebounds, so that the device can automatically operate.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.