Butterfly valve operating device

Abstract

The utility model discloses a butterfly valve operating device, which relates to the technical field of motor cars and comprises a grasping handle, and a clamping component is arranged at the end of the grasping handle. The clamping assembly is in L-shaped connection with the grasping handle; the clamping assembly comprises a clamping piece and a supporting rod, the clamping piece comprises a first clamping jaw and a second clamping jaw, and a clamping groove is formed between the first clamping jaw and the second clamping jaw; the clamping groove is located in the upper middle portion of the clamping piece. The lower surface of the clamping piece is connected with the grabbing handle through a supporting rod. The butterfly valve is simple in structure and reliable in function, the grabbing handle is used for transmitting driving force, the clamping assembly is used for triggering the trigger end of the butterfly valve, and the supporting rod plays a role in connection between the grabbing handle and the clamping piece. The butterfly valve operating device is small, exquisite, light, capable of operating the butterfly valve in a narrow space of a bullet train pipeline, safe, reliable, convenient to use and wide in market prospect, and a user does not need to stretch the arm into the butterfly valve.

Description

Technical Field

[0001] The utility model relates to the technical field of bullet trains, and particularly relates to a butterfly valve operating device. Background Art

[0002] When a bullet train breaks down and needs to be rescued, if the front opening and closing mechanism (fairing) cannot be automatically opened or the coupler cannot be automatically extended due to the failure, manual operation is required. The manual operation process is as follows: open the cover plate of the main air pipe cut-off valve on the left, close the cabin door compressed air supply valve and the coupler compressed air supply valve of the fairing, and turn off the automatic compressed air. Both the cabin door compressed air supply valve and the coupler compressed air supply valve adopt butterfly valves.

[0003] Since the space where the butterfly valve is located is narrow and blocked, it is necessary to open the cover plate of the main air pipe cut-off valve on the left, stretch the arm in, and operate by feeling without being able to see, which leads to an extended rescue time and is likely to cause personal injury to the mechanic. Summary of the Invention

[0004] In order to overcome the problem of "when the user stretches the arm into a narrow space to open the butterfly valve, the operation is inconvenient due to the blocked line of sight and there is a certain safety risk" existing in the above background art, the utility model provides a butterfly valve operating device.

[0005] The technical solution adopted by the utility model to solve the above technical problems is:

[0006] A butterfly valve operating device includes a gripping handle, and a clamping component is provided at the end of the gripping handle; the clamping component is connected to the gripping handle in an L shape; the clamping component includes a clamping member and a support rod, the clamping member has a first clamping claw and a second clamping claw, and a clamping groove is provided between the first clamping claw and the second clamping claw; the clamping groove is located in the upper middle of the clamping member; the lower surface of the clamping member is connected to the gripping handle through the support rod; the support rod includes a first rod body and a second rod body, the first rod body is fixedly connected to the first clamping claw, and the second rod body is fixedly connected to the second clamping claw.

[0007] As a further optimized scheme of the utility model, the first rod body and the second rod body are integrally and fixedly connected, and the first clamping claw and the second clamping claw are integrally and fixedly connected.

[0008] As a further optimized scheme of the utility model, the first rod body and the second rod body are separately arranged, and the first clamping claw and the second clamping claw are separately arranged.

[0009] As a further optimized scheme of the utility model, the first rod body is fixedly connected to the gripping handle, and the second rod body is movably connected to the gripping handle.

[0010] As a further optimization solution of the present utility model, the gripping handle is provided with a first groove body and a second groove body that are communicated with each other, and the bottom end of the second rod body is placed in the first groove body; a lead screw sleeve is fixedly connected to the bottom end of the second rod body, and a lead screw is connected to the inner cavity of the lead screw sleeve by a thread; the outer surface of the lead screw sleeve is attached to the inner wall of the second groove body, and the lead screw is arranged in the second groove body.

[0011] As a further optimization solution of the present utility model, the lead screw is arranged along the length direction of the second groove body.

[0012] As a further optimization solution of the present utility model, a snap ring is fixedly connected to the surface of the lead screw, the gripping handle is provided with an annular groove adapted to the snap ring, and the snap ring is placed in the annular groove.

[0013] As a further optimization solution of the present utility model, a limiting block is inserted and fixed at one end of the first groove body away from the first rod body, and the lower end of the limiting block is inserted into the second groove body.

[0014] As a further optimization solution of the present utility model, a sealing ring is provided on the side surface of the limiting block away from the first rod body, and the sealing ring is sleeved on the surface of the lead screw.

[0015] As a further optimization solution of the present utility model, the gripping handle includes a first handle body and a second handle body that are fixedly connected to each other.

[0016] In summary, the beneficial effects of the present utility model are as follows:

[0017] A butterfly valve operating device includes a gripping handle, and a clamping component is provided at the end of the gripping handle; the clamping component is connected to the gripping handle in an L shape; the clamping component includes a clamping piece and a support rod, the first clamping claw and the second clamping claw of the clamping piece, and a clamping groove is provided between the first clamping claw and the second clamping claw; the clamping groove is located in the upper middle of the clamping piece; the lower surface of the clamping piece is connected to the gripping handle through the support rod. The structure of the present utility model is simple and the function is reliable. The gripping handle is used to transmit the driving force, the clamping component is used to trigger the trigger end of the butterfly valve, and the support rod plays a connecting role between the gripping handle and the clamping piece. The present utility model is small and light, can operate the butterfly valve in the narrow space of the train pipeline position without the user reaching in with the arm, is safe and reliable, convenient to use, and has a broad market prospect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The following further illustrates the present application in conjunction with the drawings:

[0019] Figure 1 is the overall structural schematic diagram of the present utility model;

[0020] Figure 2 is the side view structural schematic diagram of the present utility model;

[0021] Figure 3 It is a schematic structural diagram of the clamping component;

[0022] Figure 4 It is a schematic vertical sectional structure diagram of the lead screw;

[0023] Figure 5 It is a schematic vertical sectional side view of the first groove body and the second groove body;

[0024] Figure 6 It is a schematic side view of the position and structure of the lead screw sleeve;

[0025] Figure 7 It is a schematic side view of the structure of the limit block;

[0026] Figure 8 It is a schematic structural diagram of the second claw;

[0027] Figure 9 It is a schematic diagram of the distal dead point position of the finger.

[0028] Explanation of reference numerals:

[0029] In the figure,

[0030] 1. Gripping handle; 101. First handle body; 102. Second handle body; 11. First groove body; 12. Second groove body; 13. Limit block; 14. Ring groove; 15. Sealing ring;

[0031] 2. Clamping component; 21. Support rod; 211. First rod body; 212. Second rod body; 22. Clamping part; 221. First claw; 222. Second claw; 2221. Vertical plate; 2222. Transverse support plate; 2223. Screw hole; 2224. Finger; 2225. Mounting hole; 223. Lead screw sleeve;

[0032] 3. Lead screw; 31. Snap ring; 32. Fins. Specific implementation mode

[0033] According to the above structural characteristics of the present application, the implementation mode of the present application is further described:

[0034] Referring to Figures 1 to 2 , this embodiment provides a butterfly valve operating device, including a gripping handle 1, and the gripping handle 1 is in a straight rod shape. A clamping component 2 is provided at the end of the gripping handle 1; the clamping component 2 is connected to the gripping handle 1 in an L shape. The surface of the end of the gripping handle 1 away from the clamping component 2 is provided with friction lines; when an operator is working, the friction line position of the gripping handle 1 is gripped, so as to have higher stability and avoid slipping or even slipping off at the gripping position.

[0035] Referring to Figures 1 to 2, the clamping component 2 includes a clamping part 22 and a support rod 21, and the clamping part 22 and the support rod 21 are connected in a Y shape. The clamping part 22 has a first clamping claw 221 and a second clamping claw 222, and there is a clamping groove between the first clamping claw 221 and the second clamping claw 222; the clamping groove is located in the upper middle of the clamping part 22; the lower surface of the clamping part 22 is connected to the gripping handle 1 through the support rod 21. When in use, insert the clamping part 22 into the butterfly valve, insert the strip-shaped trigger end of the butterfly valve into the clamping groove of the clamping part 22, and then rotate the gripping handle 1 to further drive the trigger end to rotate, so as to realize the opening / closing / flow regulation of the butterfly valve.

[0036] Refer to Figure 3 and Figure 4 , the support rod 21 includes a first rod body 211 and a second rod body 212. The first rod body 211 is fixedly connected to the first clamping claw 221 (for example, fixed by welding, fixed by bolts or integrally fixed), and the second rod body 212 is fixedly connected to the second clamping claw 222 (for example, fixed by welding, fixed by bolts or integrally fixed).

[0037] Refer to Figure 3 For the integrated technical solution: the first rod body 211 and the second rod body 212 are integrally fixedly connected, and the first rod body 211 and the second rod body 212 are spliced into a cylindrical or prismatic shape; the first clamping claw 221 and the second clamping claw 222 are integrally fixedly connected, and the first clamping claw 221 and the second clamping claw 222 are spliced into a plate-shaped structure with a U-shaped cross-section.

[0038] Refer to Figures 4 to 7 For the split technical solution: the first rod body 211 and the second rod body 212 are arranged separately, and the first clamping claw 221 and the second clamping claw 222 are arranged separately. The first rod body 211 and the second rod body 212 can have relative displacement, and the first clamping claw 221 and the second clamping claw 222 can have relative displacement, so as to realize the adjustment of the width of the clamping groove, and further enable the clamping groove to adapt to the trigger ends of butterfly valves with different widths, and / or enable the first clamping claw 221 and the second clamping claw 222 to clamp both sides of the trigger end of the butterfly valve. The first rod body 211 is fixedly connected to the gripping handle 1 (for example, fixedly connected by bolts), and the second rod body 212 is movably connected to the gripping handle 1, and the movement path of the second rod body 212 points to the first rod body 211.

[0039] Refer to Figure 4 and Figure 5 , the gripping handle 1 is provided with a first groove body 11 and a second groove body 12 that communicate with each other. The cross-section of the first groove body 11 is rectangular, and the cross-section of the second groove body 12 is circular.

[0040] Refer to Figures 4 to 6, the bottom end of the second rod body 212 is placed in the first groove body 11; a lead screw sleeve 223 is fixedly connected to the bottom end of the second rod body 212 (for example, by integral fixed connection or by bolt fixed connection), and a lead screw 3 is connected to the inner cavity of the lead screw sleeve 223 by thread; the lead screw sleeve 223 is placed in the inner cavity of the second groove body 12; the outer surface of the lead screw sleeve 223 is attached to the inner wall of the second groove body 12, and the lead screw 3 is arranged in the second groove body 12. The width of the first groove body 11 is smaller than the diameter of the second groove body 12, so as to prevent the lead screw sleeve 223 from coming out of the second groove body 12 and prevent the second rod body 212 from coming out of the first groove body 11. The lead screw 3 is arranged along the length direction of the second groove body 12.

[0041] Refer to Figure 4 , a snap ring 31 is fixedly connected to the surface of the lead screw 3, and the gripping handle 1 is provided with a ring groove 14 adapted to the snap ring 31. The snap ring 31 is placed in the ring groove 14, and the snap ring 31 can rotate freely in the ring groove 14. The snap ring 31 is in a circular ring shape, and the snap ring 31 and the lead screw 3 are fixedly connected by integral fixed connection or by bolt fixed connection. The snap ring 31 is used to prevent the lead screw 3 from coming out of the gripping handle 1.

[0042] Refer to Figure 4 And Figure 7 , a limiting block 13 is fixedly inserted in the end of the first groove body 11 far from the first rod body 211, and the lower end of the limiting block 13 is inserted into the second groove body 12. The width of the limiting block 13 is adapted to the width of the first groove body 11, and the limiting block 13 and the gripping handle 1 are fixedly connected by bolts. The limiting block 13 is used to play a blocking role to prevent the second rod body 212 from coming out along the length direction of the first groove body 11.

[0043] Refer to Figure 4 , a sealing ring 15 is provided on the side of the limiting block 13 far from the first rod body 211, and the sealing ring 15 is sleeved on the surface of the lead screw 3. The edge position of the sealing ring 15 and the gripping handle 1 are fixedly connected by bolts, and the sealing ring 15 plays a supporting role for the lead screw 3, so that the lead screw 3 can be erected at the central position of the second groove body 12.

[0044] Refer to Figure 4 And Figure 5 , the gripping handle 1 includes a first handle body 101 and a second handle body 102 which are fixedly connected to each other. The first handle body 101 and the second handle body 102 are fixedly connected by bolts, and the first groove body 11, the second groove body 12 and the sliding groove are all opened at the side wall positions where the first handle body 101 and the second handle body 102 are in contact with each other, so as to facilitate production, processing and assembly.

[0045] Refer to Figure 4 , a fin 32 is fixedly connected to the end of the lead screw 3 by bolts, and it is easier for the user to rotate the lead screw 3 after grasping the fin 32.

[0046] Refer to Figure 8, the first clamping jaw 221 is connected to the first rod body 211 in a Z shape.

[0047] Refer to Figure 8 With Figure 9 , the second clamping jaw 222 includes a vertical plate 2221, a cross brace plate 2222, and a finger 2224. The vertical plate 2221 and the cross brace plate 2222 are fixedly connected in a T shape. The bottom end of the vertical plate 2221 is fixedly connected to the second rod body 212 (e.g., fixedly connected by a cylinder bolt); a threaded hole 2223 is provided on the top surface of the cross brace plate 2222, and the threaded holes 2223 are arranged in an equidistant linear array; the finger 2224 is a plate-like structure with an L-shaped cross section, and an installation hole 2225 is opened on the bottom plate of the finger 2224, and the installation hole 2225 is a through hole; the installation holes 2225 are arranged in an equidistant linear array. The distance between adjacent installation holes 2225 is equal to the distance between adjacent threaded holes 2223, and the diameter of the installation holes 2225 is larger than the diameter of the threaded holes 2223. During use, the user can selectively install the fixing bolts in the threaded holes 2223 and the installation holes 2225 to realize the installation between the finger 2224 and the cross brace plate 2222, and at the same time realize the selective adjustment of the width of the clamping groove.

[0048] Refer to Figure 8 With Figure 9 , the first clamping jaw 221 and the first rod body 211 connected in a Z shape and the vertical plate 2221 and the cross brace plate 2222 connected in a T shape are mutually adapted to minimize the minimum gap between the first clamping jaw 221 and the finger 2224.

[0049] Use steps: ① Install the finger 2224 on the cross brace plate 2222; ② Insert the clamping member 22 into the butterfly valve, and insert the strip-shaped trigger end of the butterfly valve into the clamping groove of the clamping member 22; ③ Grasp the fin 32 and rotate it to make the first clamping jaw 221 and the second clamping jaw 222 clamp the trigger end; ④ Rotate the grasping handle 1 to further drive the trigger end to rotate to realize the opening / closing / flow adjustment of the butterfly valve.

[0050] The structure of the utility model is simple and the function is reliable. The grasping handle 1 is used to transmit the driving force, the clamping component 2 is used to realize the triggering of the trigger end of the butterfly valve, and the support rod 21 plays a connecting role between the grasping handle 1 and the clamping member 22. The utility model is small and light, can operate the butterfly valve in the narrow space of the moving train pipeline position without the user reaching in with the arm, is safe and reliable, convenient to use, and has a broad market prospect.

[0051] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0052] In the description of the present utility model, it should also be noted that unless otherwise clearly specified and limited, the terms "set", "installed", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be a direct connection or a connection through an intermediate medium. It can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0053] In summary, for those skilled in the art, based on the guidance of the present utility model, without departing from the principle and spirit of the present utility model, the changes, modifications, substitutions, and deformations made to the present utility model still fall within the protection scope of the present utility model.

Claims

1. A butterfly valve operating device, characterized in that: Comprising a gripping handle (1), a clamping component (2) is provided at the end of the gripping handle (1); the clamping component (2) is connected to the gripping handle (1) in an L shape; The clamping component (2) includes a clamping piece (22) and a support rod (21), the clamping piece (22) has a first clamping claw (221) and a second clamping claw (222), and a clamping groove is provided between the first clamping claw (221) and the second clamping claw (222); the clamping groove is located in the upper middle of the clamping piece (22); the lower surface of the clamping piece (22) is connected to the gripping handle (1) through the support rod (21); The support rod (21) includes a first rod body (211) and a second rod body (212), the first rod body (211) is fixedly connected to the first clamping claw (221), and the second rod body (212) is fixedly connected to the second clamping claw (222).

2. The butterfly valve operating device according to claim 1, characterized in that: The first rod body (211) and the second rod body (212) are integrally and fixedly connected, and the first clamping claw (221) and the second clamping claw (222) are integrally and fixedly connected.

3. The butterfly valve operating device according to claim 1, wherein: The first rod body (211) and the second rod body (212) are provided in a split manner, and the first clamping claw (221) and the second clamping claw (222) are provided in a split manner.

4. The butterfly valve operating device according to claim 3, characterized in that: The first rod body (211) is fixedly connected to the gripping handle (1), and the second rod body (212) is movably connected to the gripping handle (1).

5. The butterfly valve operating device according to claim 4, characterized in that: The gripping handle (1) is provided with a first groove body (11) and a second groove body (12) that communicate with each other, and the bottom end of the second rod body (212) is placed in the first groove body (11); a lead screw sleeve (223) is fixedly connected to the bottom end of the second rod body (212), and a lead screw (3) is connected to the inner cavity of the lead screw sleeve (223) through a thread; the outer surface of the lead screw sleeve (223) is attached to the inner wall of the second groove body (12), and the lead screw (3) is arranged in the second groove body (12).

6. The butterfly valve operating device according to claim 5, characterized in that: The lead screw (3) is arranged along the length direction of the second groove body (12).

7. The butterfly valve operating device according to claim 6, characterized in that: A snap ring (31) is fixedly connected to the surface of the lead screw (3), the gripping handle (1) is provided with an annular groove (14) adapted to the snap ring (31), and the snap ring (31) is placed in the annular groove (14).

8. The butterfly valve operating device according to claim 7, characterized in that: A limiting block (13) is inserted and fixed at one end of the first groove body (11) away from the first rod body (211), and the lower end of the limiting block (13) is inserted into the second groove body (12).

9. The butterfly valve operating device according to claim 8, characterized in that: A sealing ring (15) is provided on the side of the limiting block (13) away from the first rod body (211), and the sealing ring (15) is sleeved on the surface of the lead screw (3).

10. The butterfly valve operating device according to any one of claims 5-9, characterized in that: The gripping handle (1) includes a first handle body (101) and a second handle body (102) that are fixedly connected to each other.

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