High-strength cut-off type adjusting valve

Abstract

The utility model relates to the technical field of valves, and discloses a high-strength cut-off type adjusting valve which comprises a connecting pipe, a mounting seat is fixedly connected to the top of the outer wall of the connecting pipe, a supporting frame is fixedly connected to the top of the mounting seat, and a screw is rotationally connected to the top of the inner side of the supporting frame. And the bottom end of the screw rod is in threaded connection with a limiting sliding rod, the bottom end of the limiting sliding rod penetrates through the outer wall of the connecting pipe and is fixedly connected with an extrusion block, sealing plates are fixedly connected to the left end and the right end of the interior of the connecting pipe correspondingly, and holes are formed in the opposite sides of the two sealing plates correspondingly. According to the rapid and stable flow intercepting device, the extrusion block is inserted into the inclined block by rotating the screw rod to drive the flow intercepting column to be unfolded towards the two sides, the flow intercepting column is matched with the sealing block to block the hole, the rapid and stable flow intercepting effect is achieved, the clamping column is matched with the first spring to be clamped into the clamping groove, and therefore rapid installation of the external connecting pipe is rapidly completed.

Description

Technical Field

[0001] The utility model relates to the technical field of valves, in particular to a high-strength cut-off regulating valve. Background Art

[0002] Valves are an indispensable component in industrial fluid control. They control the flow and stop of fluids and ensure the stable operation of the entire system. Valves play a vital role in many industries such as petrochemicals, electric power, and water treatment.

[0003] With the continuous advancement of science and technology, the design and materials of valves are also constantly updated. The stop-type regulating valve is a device widely used in the field of industrial fluid control. The main feature of the stop-type regulating valve is that it can quickly and accurately control the flow, pressure and temperature of the fluid.

[0004] The valve disc is lifted and lowered on the valve seat to change the flow area of ​​the valve and achieve the purpose of regulating flow. However, since the valve disc of the stop-type regulating valve needs to be frequently lifted and lowered during the regulation process, it wears out quickly and needs to be replaced or repaired regularly. Therefore, a high-strength stop-type regulating valve is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a high-strength cut-off regulating valve, aiming to improve the problem in the prior art that the valve disc frequently rises and falls, causing it to wear faster.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a high-strength stop-type regulating valve comprises a connecting pipe, the top of the outer wall of the connecting pipe is fixedly connected with a mounting seat, the top of the mounting seat is fixedly connected with a supporting frame, the inner top of the supporting frame is rotatably connected with a screw, the bottom end of the screw is threadedly connected with a limiting sliding rod, the bottom end of the limiting sliding rod penetrates the outer wall of the connecting pipe and is fixedly connected with an extrusion block, the left and right ends of the interior of the connecting pipe are fixedly connected with sealing plates, the opposite sides of the two sealing plates are provided with holes, the adjacent two sealing plates are fixedly connected with limiting rods, the outer walls of the two limiting rods are slidably connected with inclined blocks, the opposite sides of the two inclined blocks are fixedly connected with intercepting columns, the outer walls of the two limiting sliding rods are fixedly connected with springs 2, the outer walls of the two intercepting columns are fixedly connected with sealing blocks, the left and right ends of the outer wall of the connecting pipe are fixedly connected with a connecting shell, and the right end of the connecting pipe is provided with a connecting mechanism, and the connecting mechanism is used for quick connection with a pipeline.

[0007] As a further description of the above technical solution:

[0008] The connecting mechanism includes an external tube, the left end of which is slidably connected to the inner wall of the connecting tube, a fixing ring is fixedly connected to the left end of the outer wall of the external tube, mounting holes are provided on the outer walls of the fixing rings, clamping columns are slidably connected to the insides of the two mounting holes, springs are fixedly connected to the outer walls of the two clamping columns, and a clamping groove is provided on the outer wall of the connecting shell.

[0009] As a further description of the above technical solution:

[0010] The connection mechanism also includes a sealing ring, the inner wall of the sealing ring is fixedly connected to the outer wall of the external pipe, and the outer wall of the sealing ring is slidably connected to the inner wall of the connecting pipe.

[0011] As a further description of the above technical solution:

[0012] A plurality of screw holes are provided on the top of the mounting seat, and bolts are threadedly connected inside the plurality of screw holes.

[0013] As a further description of the above technical solution:

[0014] The top end of the screw rod is fixedly connected with a knob, and the outer wall of the knob is fixedly connected with a rotating disk.

[0015] As a further description of the above technical solution:

[0016] The top of the outer wall of the connecting pipe is fixedly connected with a pressure detector, and the front side of the pressure detector is rotatably connected with a sealing cover.

[0017] As a further description of the above technical solution:

[0018] The left and right ends of the outer walls of the two connecting pipes are fixedly connected with a plurality of reinforcing plates, and the far-away sides of the plurality of reinforcing plates are fixedly connected to the opposite side of the connecting shell.

[0019] As a further description of the above technical solution:

[0020] The connecting pipe is provided with mounting grooves all around its interior, and a plurality of adjacent mounting grooves are slidably connected with filter screens.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the liquid is circulated through the sealing plate in cooperation with the hole, and the limit slide rod is driven to slide downward by rotating the screw rod, so that the extrusion block is inserted into the inclined block to drive the interception column to expand to both sides. At the same time, a sealing block is fixedly installed on the outer wall of the interception column, and the hole is blocked by the interception column in cooperation with the sealing block, so as to achieve a fast and stable interception effect.

[0023] 2. In the utility model, the clamping column drives the spring 1 inward to be squeezed, so that the external pipe can be smoothly inserted into the connecting pipe. At the same time, the clamping column is engaged into the clamping groove under the action of the spring 1, so as to quickly complete the rapid installation of the external pipe. In order to ensure the sealing between the pipes, a sealing ring is fixedly installed on the outer wall of the external pipe, and the sealing ring is used to improve the firmness and sealing. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional diagram of a high-strength cut-off regulating valve proposed by the utility model;

[0025] Figure 2 This is a partial structural schematic diagram of a high-strength cut-off regulating valve proposed by the utility model;

[0026] Figure 3 This is a structural schematic diagram of a connection mechanism of a high-strength cut-off regulating valve proposed by the utility model;

[0027] Figure 4 This is a schematic diagram of a fastening structure of a high-strength cut-off regulating valve proposed by the utility model;

[0028] Figure 5 This is a disassembled diagram of a filter screen with a high-strength cut-off regulating valve proposed by the utility model.

[0029] Legend:

[0030] 1. Connecting pipe; 2. Connecting mechanism; 201. External pipe; 202. Fixing ring; 203. Slot; 204. Mounting hole; 205. Column; 206. Spring 1; 207. Sealing ring; 3. Mounting seat; 4. Support frame; 5. Screw; 6. Limiting slide bar; 7. Extrusion block; 8. Sealing plate; 9. Hole; 10. Limiting rod; 11. Inclined block; 12. Cut-off column; 13. Spring 2; 14. Sealing block; 15. Screw hole; 16. Bolt; 17. Knob; 18. Turntable; 19. Pressure detector; 20. Sealing cover; 21. Connecting shell; 22. Reinforcement plate; 23. Mounting slot; 24. Filter. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Reference Figure 1 , Figure 2and Figure 4 , the utility model provides an embodiment: a high-strength stop-type regulating valve, including a connecting pipe 1, a mounting seat 3 is fixedly connected to the top of the outer wall of the connecting pipe 1, a support frame 4 is fixedly connected to the top of the mounting seat 3, a screw rod 5 is rotatably connected to the inner top of the support frame 4, the bottom end of the screw rod 5 is threadedly connected to a limiting slide rod 6, the bottom end of the limiting slide rod 6 passes through the outer wall of the connecting pipe 1 and is fixedly connected to an extrusion block 7, the left and right ends of the inside of the connecting pipe 1 are fixedly connected to sealing plates 8, holes 9 are opened on the opposite sides of the two sealing plates 8, and the two adjacent sealing plates 8 are fixedly connected to limiting rods 10, the two limiting rods 10 The outer walls of the two inclined blocks 11 are slidably connected with inclined blocks 11, and the opposite sides of the two inclined blocks 11 are fixedly connected with intercepting columns 12. The outer walls of the two limiting slide bars 6 are fixedly connected with springs 13, and the outer walls of the two intercepting columns 12 are fixedly connected with sealing blocks 14. The left and right ends of the outer wall of the connecting pipe 1 are fixedly connected with connecting shells 21. The right end of the connecting pipe 1 is provided with a connecting mechanism 2, which is used for quick connection with the pipeline. A plurality of screw holes 15 are provided on the top of the mounting seat 3, and bolts 16 are threadedly connected to the inside of the plurality of screw holes 15. A knob 17 is fixedly connected to the top of the screw rod 5, and a turntable 18 is fixedly connected to the outer wall of the knob 17.

[0033] Specifically, a mounting seat 3 is fixed on the top of the outer wall of the connecting pipe 1, and the mounting seat 3 is stacked and merged through two flanges, and is connected and fixed by bolts 15 and screw holes 15, thereby improving the firmness and integrity of the valve seat; a support frame 4 is fixedly installed on the top of the mounting seat 3, and the screw rod 5 is installed and connected through the support frame 4, and the bottom end of the screw rod 5 is threadedly installed with the limiting slide rod 6, and a plurality of protrusions are designed on the outer wall of the limiting slide rod 6, and the limiting slide rod 6 is limited by the protrusions to prevent rotation; at the same time, the limiting slide rod 6 passes through the connecting pipe 1 and is connected to the extrusion block 7, and sealing plates 8 are fixedly installed on both the left and right sides of the inside of the connecting pipe 1, and at the opposite side of the sealing plate 8 Holes 9 are provided, through which liquids flow, and limit rods 10 are fixedly installed between adjacent sealing plates 8, and the inclined blocks 11 are slidably installed through the two limit rods 10, and a shutoff column 12 is fixedly installed on the side of the inclined block 11 close to the hole 9, and a spring 13 is installed on the outer wall of the limit rod 10; when the rotating screw 5 drives the limit slide bar 6 to slide downward, the extrusion block 7 is inserted between the oblique blocks 11, and the shutoff column 12 is driven to expand to both sides by extrusion, and a sealing block 14 is fixedly installed on the outer wall of the shutoff column 12, and the hole 9 is blocked by the shutoff column 12 and the sealing block 14, so as to achieve a fast and stable shutoff effect.

[0034] Reference Figure 1 and Figure 3The connecting mechanism 2 includes an external tube 201, the left end of the external tube 201 is slidably connected to the inner wall of the connecting tube 1, the left end of the outer wall of the external tube 201 is fixedly connected to a fixing ring 202, the outer wall of the fixing ring 202 is provided with a mounting hole 204, the inside of the two mounting holes 204 are slidably connected with a clamping column 205, the outer walls of the two clamping columns 205 are fixedly connected with a spring 206, the outer wall of the connecting shell 21 is provided with a clamping groove 203, the connecting mechanism 2 also includes a sealing ring 207, the inner wall of the sealing ring 207 is fixedly connected to the outer wall of the external tube 201, and the outer wall of the sealing ring 207 is slidably connected to the inner wall of the connecting tube 1.

[0035] Specifically, connecting shells 21 are fixedly installed on both ends of the connecting tube 1, and the external tube 201 is connected through the two ends of the connecting tube 1. A fixing ring 202 is fixedly installed on the outer wall of the external tube 201, and a mounting hole 204 is opened on the outer wall of the fixing ring 202. The clamping column 205 is slidably installed through the mounting hole 204, so that the clamping column 205 can be telescoped in the mounting hole 204. At the same time, a spring 206 is fixedly installed on the bottom end of the outer wall of the clamping column 205, and a corresponding clamping groove 203 is opened on the outer wall of the connecting shell 21. The external tube 201 is smoothly inserted into the connecting tube 1 through the inward extrusion of the clamping column 205, and a sealing ring 207 is fixedly installed on the outer wall of the external tube 201.

[0036] Reference Figure 1 , Figure 3 and Figure 5 A pressure detector 19 is fixedly connected to the top of the outer wall of the connecting pipe 1, and a sealing cover 20 is rotatably connected to the front side of the pressure detector 19. A plurality of reinforcing plates 22 are fixedly connected to the left and right ends of the outer walls of the two connecting pipes 1, and the sides away from each other of the plurality of reinforcing plates 22 are fixedly connected to the opposite side of the connecting shell 21. Installation grooves 23 are opened around the inside of the connecting pipe 1, and filter screens 24 are slidably connected between adjacent plurality of installation grooves 23.

[0037] Specifically, a pressure detector 19 is installed on the outer wall of the connecting pipe 1, and the internal pressure can be detected in real time through the pressure detector 19. At the same time, the sealing cover 20 has the effect of dustproof and waterproof; installation grooves 23 are opened on the left and right ends of the inside of the connecting pipe 1, and the filter screen 24 can be slidably installed through the installation grooves 203 to avoid clogging of the valve seat.

[0038] Working principle: First, the liquid is circulated through the hole 9, and the limiting slide rod 6 is driven downward by rotating the screw 5 to insert the extrusion block 7 into the inclined blocks 11. At this time, the extrusion drives the intercepting column 12 to expand to both sides. At the same time, a sealing block 14 is fixedly installed on the outer wall of the intercepting column 12. The hole 9 is blocked by the intercepting column 12 and the sealing block 14, so as to achieve a fast and stable interception effect.

[0039] The external tube 201 is connected through the two ends of the connecting tube 1. When the external tube 201 is inserted into the right end of the connecting tube 1, the clamping column 205 drives the spring 1 206 inward to squeeze, so that the external tube 201 is smoothly inserted into the connecting tube 1. At the same time, the clamping column 205 is engaged into the clamping groove 203 under the action of the spring 1 206, thereby quickly completing the rapid installation of the external tube 201. In order to ensure the sealing between the pipelines, a sealing ring 207 is fixedly installed on the outer wall of the external tube 201 to improve the firmness and sealing.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-strength stop-type regulating valve, comprising a connecting pipe (1), characterized in that: The top of the outer wall of the connecting tube (1) is fixedly connected to a mounting seat (3), the top of the mounting seat (3) is fixedly connected to a support frame (4), the inner top of the support frame (4) is rotatably connected to a screw rod (5), the bottom end of the screw rod (5) is threadedly connected to a limiting slide rod (6), the bottom end of the limiting slide rod (6) penetrates the outer wall of the connecting tube (1) and is fixedly connected to an extrusion block (7), the left and right ends of the inside of the connecting tube (1) are fixedly connected to sealing plates (8), the opposite sides of the two sealing plates (8) are provided with holes (9), and the adjacent two sealing plates (8) are connected to each other. A limit rod (10) is fixedly connected between the two limit rods (10), the outer walls of the two limit rods (10) are slidably connected with an inclined block (11), the two inclined blocks (11) are fixedly connected with a shutoff column (12) on the side away from each other, the outer walls of the two limit sliding rods (6) are fixedly connected with a spring 2 (13), the outer walls of the two shutoff columns (12) are fixedly connected with a sealing block (14), the left and right ends of the outer wall of the connecting pipe (1) are fixedly connected with a connecting shell (21), and the right end of the connecting pipe (1) is provided with a connecting mechanism (2), and the connecting mechanism (2) is used for quick connection with a pipeline.

2. A high-strength cut-off regulating valve according to claim 1, characterized in that: The connecting mechanism (2) comprises an external tube (201), the left end of the external tube (201) is slidably connected to the inner wall of the connecting tube (1), a fixing ring (202) is fixedly connected to the left end of the outer wall of the external tube (201), the outer wall of the fixing ring (202) is provided with a mounting hole (204), the interiors of the two mounting holes (204) are slidably connected with a clamping column (205), the outer walls of the two clamping columns (205) are fixedly connected with a spring 1 (206), and the outer wall of the connecting shell (21) is provided with a clamping groove (203).

3. A high-strength cut-off regulating valve according to claim 2, characterized in that: The connecting mechanism (2) further comprises a sealing ring (207), the inner wall of the sealing ring (207) being fixedly connected to the outer wall of the external pipe (201), and the outer wall of the sealing ring (207) being slidably connected to the inner wall of the connecting pipe (1).

4. A high-strength cut-off regulating valve according to claim 1, characterized in that: A plurality of screw holes (15) are provided on the top of the mounting seat (3), and bolts (16) are threadedly connected inside the plurality of screw holes (15).

5. The high-strength cut-off regulating valve according to claim 1, characterized in that: The top end of the screw rod (5) is fixedly connected to a knob (17), and the outer wall of the knob (17) is fixedly connected to a rotating disk (18).

6. A high-strength cut-off regulating valve according to claim 1, characterized in that: A pressure detector (19) is fixedly connected to the top of the outer wall of the connecting pipe (1), and a sealing cover (20) is rotatably connected to the front side of the pressure detector (19).

7. A high-strength cut-off regulating valve according to claim 1, characterized in that: A plurality of reinforcing plates (22) are fixedly connected to the left and right ends of the outer walls of the two connecting pipes (1), and the far-away sides of the plurality of reinforcing plates (22) are fixedly connected to the opposite side of the connecting shell (21).

8. The high-strength cut-off regulating valve according to claim 1, characterized in that: The connecting pipe (1) is provided with mounting grooves (23) on all sides thereof, and filter screens (24) are slidably connected between adjacent mounting grooves (23).

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