Hazardous chemical substance loading safety interlocking quick switching valve device

Abstract

The utility model provides a safety interlocking quick switching valve device for dangerous chemical loading, and relates to the technical field of switching valve devices. Comprising a valve frame, a feeding pipe and a discharging pipe are arranged on the two sides of the valve frame respectively, and an electromagnetic controller is arranged at the top of the valve frame; a double-cut valve structure is arranged in the valve frame and comprises an auxiliary frame and an operation block, the auxiliary frame is fixedly connected with the top of the valve frame, an interlocking control area and a material passing area are arranged in the valve frame, and by arranging the double-cut valve structure, under the action of a coil and a magnet block, valve cutting can be conducted in cooperation with an electromagnetic controller; the piston block can be driven to move up and down under the action of the threaded rod, then the piston block can be matched with a reset spring and a sliding rod to move up and down, the feeding pipe and the discharging pipe can be blocked in an auxiliary mode, at the moment, a push plate can be driven to move under the action of the threaded rod, then the piston block can be driven to move up and down, and then the feeding pipe and the discharging pipe can be controlled manually.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cut valve device, especially to dangerous chemical loading safety interlock fast cut valve device. BACKGROUND

[0002] Dangerous chemical loading and unloading operation personnel fluidity is big, and the consequence that dangerous chemical leakage risk brings is very serious, and in the loading and unloading process, it is easy to cause vehicle supporting facilities to be imperfect, not to obey the safety regulations and other problems, causes serious accident consequence, therefore needs to cooperate intelligent means, and when abnormal condition appears in the operation process, can interlock cut-off fast cut valve in time, thereby realizing essential safety.

[0003] In actual work, the structure and function of the linkage fast cut valve device of the prior art are relatively perfect, and the basic use demand can be met, but the following problems still exist:

[0004] In actual use, the function of interlocking cut-off relying on electromagnetic controller needs power support, when power failure occurs, the liquid flow in the valve frame cannot be controlled at this time, thereby being very easy to cause loading and unloading loss, at this time, the control effect of the electromagnetic controller is lost, the valve frame is in a closed state, thereby loading cannot be carried out, which is very inconvenient.

[0005] Therefore, the utility model provides dangerous chemical loading safety interlock fast cut valve device. UTILITY MODEL CONTENTS

[0006] The utility model aims at solving the shortcomings in the prior art and provides dangerous chemical loading safety interlock fast cut valve device.

[0007] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: dangerous chemical loading safety interlock fast cut valve device, including valve frame, the both sides of valve frame are provided with feed pipe and discharge pipe, the top of valve frame is provided with electromagnetic controller, the inside of valve frame is provided with double cut valve structure, double cut valve structure includes auxiliary frame and operating block, the top of auxiliary frame is fixedly connected with valve frame, the inside of valve frame is provided with interlock control area and pass area, the bottom of valve frame is provided with detachable cleaning structure, detachable cleaning structure includes annular plate, the inner surface of annular plate is fixedly connected with brush.

[0008] As a preferred implementation, the top inner wall of the valve frame is slidingly connected with a sliding rod, the top end of the sliding rod is fixedly connected with a circular baffle, the bottom of the circular baffle is fixedly connected with an annular auxiliary frame, the outer surface of the sliding rod is sleeved with a reset spring, both ends of the reset spring are fixedly connected with the circular baffle and the valve frame respectively, the bottom end of the sliding rod is fixedly connected with a magnet block, the inner wall of the interlocking control area is installed with a coil, the bottom of the magnet block is fixedly connected with a piston block, the bottom of the valve frame is threadedly connected with a threaded rod, and the top end of the threaded rod is fixedly connected with a push plate.

[0009] The technical effect of the above further scheme is that under the action of the threaded rod, the push plate can be driven to move after the magnet block and the coil lose effect, and in turn the piston block can be driven to move, so that the piston block can contact and seal the feeding pipe and the discharging pipe, and auxiliary discharging can be performed, so that manual operation can be temporarily performed after power failure, thereby meeting the use requirement.

[0010] As a preferred implementation, the bottom end of the threaded rod is fixedly connected with a rectangular clamping block, the top of the operation block is fixedly connected with an auxiliary block, and the top of the auxiliary block is provided with a rectangular clamping groove.

[0011] The technical effect of the above further scheme is that under the action of the rectangular clamping groove and the rectangular clamping block, the operation block can be connected with the threaded rod, and the threaded rod can be operated.

[0012] As a preferred implementation, the bottom of the valve frame is fixedly connected with an internally threaded ring frame, the inner wall of the internally threaded ring frame is threadedly connected with an externally threaded ring block, the bottom of the externally threaded ring block is fixedly connected with the top of the annular plate, and the outer surface of the annular plate is fixedly connected with a plurality of rectangular protrusions equidistantly arranged along the circumferential direction of the annular plate.

[0013] The technical effect of the above further scheme is that under the action of the externally threaded ring block, the internally threaded ring frame can be fixed, and in turn the annular plate and the bristles can be disassembled, and in turn under the action of the bristles, the outer surface of the threaded rod can be cleaned under the action of the threaded rod.

[0014] Compared with the prior art, the advantages and positive effects of the utility model are that,

[0015] Through setting double cut valve structure, under the action of coil and magnet block, cut valve can be carried out by cooperating with electromagnetic controller, then piston block can be moved up and down by cooperating with reset spring and sliding rod, then feeding pipe and discharge pipe can be assisted to be blocked, at the moment, push plate can be moved by screw rod, then piston block can be moved up and down, then feeding pipe and discharge pipe can be controlled manually, through setting detachable cleaning structure, under the action of inner thread ring frame, annular plate can be disassembled and assembled by cooperating with outer thread ring block, then brush can be disassembled and assembled, then the outer surface of screw rod can be cleaned. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The structure schematic view of the dangerous chemical product loading safety interlocking quick cut valve device is provided in the utility model;

[0017] Figure 2 The structure schematic view of the valve frame of the dangerous chemical product loading safety interlocking quick cut valve device is provided in the utility model;

[0018] Figure 3 The structure schematic view of the outer thread ring block of the dangerous chemical product loading safety interlocking quick cut valve device is provided in the utility model;

[0019] Figure 4 The structure schematic view of the screw rod of the dangerous chemical product loading safety interlocking quick cut valve device is provided in the utility model.

[0020] LEGEND:

[0021] 1, valve frame; 2, feeding pipe; 3, discharge pipe; 4, electromagnetic controller;

[0022] 5, double cut valve structure; 51, auxiliary frame; 52, sliding rod; 53, round baffle; 54, annular auxiliary frame; 55, reset spring; 56, interlocking control area; 57, material passing area; 58, coil; 59, magnet block; 510, piston block; 511, screw rod; 512, push plate; 513, rectangular clamping block; 514, operating block; 515, auxiliary block; 516, rectangular clamping groove;

[0023] 6, detachable cleaning structure; 61, inner thread ring frame; 62, outer thread ring block; 63, annular plate; 64, brush; 65, rectangular protruding block. DETAILED DESCRIPTION

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] like Figures 1-4 As shown, this embodiment provides a technical solution: a safety interlock quick-cut valve device for loading hazardous chemicals, including a valve frame 1, with an inlet pipe 2 and an outlet pipe 3 respectively arranged on both sides of the valve frame 1, and an electromagnetic controller 4 arranged on the top of the valve frame 1; a double-cut valve structure 5 is arranged inside the valve frame 1, the double-cut valve structure 5 including an auxiliary frame 51 and an operating block 514, the auxiliary frame 51 being fixedly connected to the top of the valve frame 1, and an interlock control area 56 and a material passage area 57 being arranged inside the valve frame 1; a detachable cleaning structure 6 is arranged at the bottom of the valve frame 1, the detachable cleaning structure 6 including an annular plate 63, with bristles 64 fixedly connected to the inner surface of the annular plate 63, and by setting the double-cut valve structure 5, the coil 58 and the magnet block are connected to the electric field. Under the action of 59, it can cooperate with the electromagnetic controller 4 to cut the valve, and then cooperate with the reset spring 55 and the sliding rod 52 to move the piston block 510 up and down, and then assist in blocking the feed pipe 2 and the discharge pipe 3. At this time, under the action of the threaded rod 511, it can drive the push plate 512 to move, and then drive the piston block 510 to move up and down, and then manually control the feed pipe 2 and the discharge pipe 3. By setting the detachable cleaning structure 6, under the action of the inner threaded ring frame 61, it can cooperate with the outer threaded ring block 62 to detach and install the ring plate 63, and then detach and install the bristles 64, and then clean the outer surface of the threaded rod 511.

[0026] Going further, such as Figure 2As shown: the top inner wall of valve frame 1 is slidingly connected with sliding rod 52, the top end of sliding rod 52 is fixedly connected with round baffle 53, the bottom of round baffle 53 is fixedly connected with annular auxiliary frame 54, the outer surface of sliding rod 52 is sleeved with return spring 55, the two ends of return spring 55 are fixedly connected with round baffle 53 and valve frame 1 respectively, the bottom of magnet block 59 is fixedly connected with piston block 510, the inner wall of interlocking control area 56 is installed with coil 58, the bottom of magnet block 59 is fixedly connected with piston block 510, the bottom of valve frame 1 is threadedly connected with threaded rod 511, the top end of threaded rod 511 is fixedly connected with push plate 512, under the action of threaded rod 511, when magnet block 59 and coil 58 lose effect, threaded rod 511 can drive push plate 512 to move, in turn, piston block 510 can be moved, in turn, piston block 510 can contact and seal feed pipe 2 and discharge pipe 3, in turn, auxiliary discharge can be carried out, so that manual operation can be temporarily carried out after power failure, in turn, the use requirement can be met.

[0027] The above scheme also has the problem that the threaded rod 511 is inconvenient to rotate when operating, such as Figure 2 As shown: in the present scheme, the bottom end of threaded rod 511 is fixedly connected with rectangular clamping block 513, the top of operating block 514 is fixedly connected with auxiliary block 515, the top of auxiliary block 515 is provided with rectangular clamping groove 516, under the action of rectangular clamping groove 516 and rectangular clamping block 513, operating block 514 can be connected with threaded rod 511, in turn, threaded rod 511 can be operated.

[0028] The above scheme also has the problem that the threaded rod 511 is extracted, which is easy to adhere to the internal liquid, in turn, causing dripping, such as Figure 3 And Figure 4 As shown, the bottom of valve frame 1 is fixedly connected with internal thread ring frame 61, the inner wall of internal thread ring frame 61 is threadedly connected with external thread ring block 62, the bottom of external thread ring block 62 is fixedly connected with the top of annular plate 63, the outer surface of annular plate 63 is fixedly connected with a plurality of rectangular protrusions 65 arranged equidistantly along the circumferential direction of annular plate 63, under the action of external thread ring block 62, it can be fixed with internal thread ring frame 61, in turn, annular plate 63 and brush 64 can be disassembled, in turn, under the action of brush 64, threaded rod 511 can be cleaned under the action of threaded rod 511.

[0029] Working principle:

[0030] As shown: Figures 1-4 As shown:

[0031] In use: electromagnetic controller 4 can control coil 58 to drive magnet block 59 to move up and down, and then can drive piston block 510 to move, and then can control feed pipe 2 and discharge pipe 3, at this time, reset spring 55 can be deformed, and then sliding rod 52 can reset piston block 510;

[0032] When coil 58 and magnet block 59 cannot be used, rectangular clamping block 513 is clamped with rectangular clamping groove 516 at this time, rotating operation block 514, and then can drive threaded rod 511 to rotate, and then can drive push plate 512 to move, and then can drive piston block 510 to move;

[0033] Fixing outer threaded ring block 62 with inner threaded ring frame 61, at this time, annular plate 63 and brush 64 can be fixed, at this time, under the action of threaded rod 511, brush 64 can assist in cleaning threaded rod 511.

[0034] The above is only the preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields. However, any simple modification, equivalent change and modification of the above embodiments made according to the technical essence of the present application without departing from the technical scheme of the present application still belongs to the protection scope of the present application.

Claims

1. A safety interlock quick-cut valve device for loading hazardous chemicals, comprising a valve frame (1), characterized in that, The valve frame (1) is provided with a feed pipe (2) and a discharge pipe (3) on both sides, and an electromagnetic controller (4) is provided on the top of the valve frame (1). The valve frame (1) is provided with a double-cut valve structure (5), which includes an auxiliary frame (51) and an operating block (514). The auxiliary frame (51) is fixedly connected to the top of the valve frame (1). The valve frame (1) is provided with an interlock control area (56) and a material passage area (57). The bottom of the valve frame (1) is provided with a detachable cleaning structure (6), which includes an annular plate (63) and brush bristles (64) are fixedly connected to the inner surface of the annular plate (63).

2. The hazardous chemical loading safety interlock quick-cut valve device according to claim 1, characterized in that: A sliding rod (52) is slidably connected to the top inner wall of the valve frame (1), and a round baffle (53) is fixedly connected to the top end of the sliding rod (52).

3. The hazardous chemical loading safety interlock quick-cut valve device according to claim 2, characterized in that: The bottom of the circular baffle (53) is fixedly connected to an annular auxiliary frame (54), and the outer surface of the sliding rod (52) is fitted with a reset spring (55). The two ends of the reset spring (55) are fixedly connected to the circular baffle (53) and the valve frame (1) respectively.

4. The hazardous chemical loading safety interlock quick-cut valve device according to claim 2, characterized in that: A magnet (59) is fixedly connected to the bottom end of the sliding rod (52), a coil (58) is installed on the inner wall of the interlock control area (56), and a piston block (510) is fixedly connected to the bottom of the magnet (59).

5. The hazardous chemical loading safety interlock quick-cut valve device according to claim 1, characterized in that: The bottom of the valve frame (1) is threaded with a threaded rod (511), the top of the threaded rod (511) is fixedly connected with a push plate (512), the bottom of the threaded rod (511) is fixedly connected with a rectangular locking block (513), the top of the operating block (514) is fixedly connected with an auxiliary block (515), and the top of the auxiliary block (515) is provided with a rectangular locking groove (516).

6. The hazardous chemical loading safety interlock quick-cut valve device according to claim 1, characterized in that: The bottom of the valve frame (1) is fixedly connected to an internal threaded ring frame (61), and the inner wall of the internal threaded ring frame (61) is threadedly connected to an external threaded ring block (62). The bottom of the external threaded ring block (62) is fixedly connected to the top of the annular plate (63).

7. The hazardous chemical loading safety interlock quick-cut valve device according to claim 1, characterized in that: The outer surface of the annular plate (63) is fixedly connected with a number of rectangular protrusions (65) that are equidistantly arranged along the circumference of the annular plate (63).

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