Tool special for valve maintenance

Abstract

The utility model discloses a special tool for valve maintenance, which comprises a valve body, a valve rod is mounted on the valve body, a hand wheel is arranged on the outer ring of the top of the valve rod, the hand wheel is fixedly connected with the valve rod through four groups of connecting rods, a clamping type hand wheel switch structure is arranged above the hand wheel, and the valve rod is fixedly connected with the hand wheel. The clamping type hand wheel switch structure is integrally connected with a torsion driving assembly, the top end of the torsion driving assembly is fixedly provided with a handheld cross rod through a fixing column, and one end of the handheld cross rod is connected with an adjustable storage assembly. Auxiliary opening and closing work is achieved, manpower can be saved for rusted valves, and the whole equipment is convenient to store and work and does not occupy space.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve maintenance technical field, specifically, relate to a valve maintenance special tool. BACKGROUND

[0002] Valve is a kind of device for controlling fluid flow, can be controlled by opening, closing or adjusting the flow of fluid passage to control the flow and pressure of fluid. Valve is usually composed of valve body, valve cover, valve core, according to different working principle and structural form.

[0003] Valve can be divided into many kinds, including ball valve, butterfly valve, gate valve, stop valve, safety valve etc., valve is widely used in the field, for example, in beer production line, there are a large number of valves, as there are a large number of valves on beer production line, need to be maintained.

[0004] At present, in the normal maintenance of beer production line, when the valve on the production line needs to be repaired, there is no valve special tool to repair the valve, and general tools are mostly used, when facing the valve that does not rotate for a long time, especially the hand wheel of the valve, which is often unable to rotate due to long time not rotating, resulting in that the repair efficiency is greatly reduced.

[0005] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENT

[0006] In view of the deficiencies in the prior art, the utility model aims at providing a valve maintenance special tool.

[0007] In order to achieve the above object, the utility model is implemented by the following technical scheme, a valve maintenance special tool, including valve body, the valve body is installed with valve stem, the top outer circle of the valve stem is provided with hand wheel, the hand wheel is fixedly connected with the valve stem through four groups of connecting rods, the hand wheel is provided with clamping type hand wheel switch structure above, the clamping type hand wheel switch structure is integrally connected with torsion driving assembly, the top end of the torsion driving assembly is fixedly installed with handheld cross bar through fixing column, one end of the handheld cross bar is connected with adjustable storage assembly.

[0008] Preferably, the clamping type hand wheel switch structure includes shell body, the shell body is fixedly provided with supporting circular plate, two groups of guide rails are symmetrically installed on the supporting circular plate, guide sliding blocks are slidably arranged on the guide rails, and limit blocks are integrally connected at the two ends of the guide rails.

[0009] Preferably, the center of the support round plate is provided with a rotating disc above, the inner bottom of the shell body is provided with a forward and reverse motor, the output end of the forward and reverse motor is connected with the rotating disc, the arc-shaped connecting rods are rotationally connected between the guide sliding blocks and the rotating disc, the clamping positioning columns are fixedly installed on the guide sliding blocks, the fixed cover plate is detachably installed on the shell body, four groups of linear guide grooves are formed in the fixed cover plate, and the clamping positioning columns extend to the outside of the linear guide grooves.

[0010] Preferably, the torsion driving assembly comprises a driving cylinder, a motor is installed in the driving cylinder, a transmission shaft is connected with the output end of the motor, and the transmission shaft extends to the outside of the driving cylinder and is fixedly connected with the shell body.

[0011] Preferably, the driving cylinder is provided with a storage battery on both sides of the motor, an annular guide groove is formed in the bottom of the driving cylinder, a ball is arranged in the annular guide groove, and the ball is fixedly connected with the top of the shell body through a supporting column.

[0012] Preferably, the adjustable storage assembly comprises an inner cavity storage sleeve, one end of the handheld cross rod is slidably arranged in the inner cavity storage sleeve, a plurality of mounting holes are formed in the handheld cross rod, a mounting screw rod is arranged in the inner cavity storage sleeve and penetrates the mounting holes, and the two ends of the mounting screw rod are limited by nuts.

[0013] Preferably, the end of the inner cavity storage sleeve away from the handheld cross rod is fixedly connected with an adjustable wrench assembly, the adjustable wrench assembly comprises a supporting cross plate, a rotating shaft extending to the outside of the supporting cross plate is movably connected with the supporting cross plate through a bearing, opposite threaded zones are arranged at the end of the rotating shaft in the supporting cross plate, threaded sleeves are sleeved on the threaded zones, a guide groove is formed in the supporting cross plate, connecting guide columns penetrating the guide groove are arranged on the threaded sleeves, and clamping plates are fixedly connected with the top ends of the connecting guide columns.

[0014] The utility model provides a special tool for valve maintenance, and the beneficial effects are as follows:

[0015] By installing the valve stem on the valve body, the hand wheel is connected with the valve stem through four groups of connecting rods, four separate gaps are formed between the four groups of connecting rods, and the clamping type hand wheel switch structure can be clamped on the four gaps between the connecting rods through the gathering and shrinking mode, so that the hand wheel is clamped and worked, and the whole clamping type hand wheel switch structure is rotated through the torsion driving assembly, so that the opening and closing work of the valve is greatly facilitated, and the valve can be easily opened when facing the rusted valve, the hand-held cross rod facilitates the use of the whole equipment, and the adjusting type storage assembly facilitates the storage of the equipment when not in use, the utility model has the advantages of simple structure, can effectively clamp and position the hand wheel of the valve, realizes the auxiliary switching work, can save manpower when facing the rusted valve, and the whole equipment is convenient to store and does not occupy space. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0017] Figure 1 It is a front view of a valve maintenance special tool according to an embodiment of the present application.

[0018] Figure 2 It is a structure schematic view of a clamping type hand wheel switch structure in a valve maintenance special tool according to an embodiment of the present application.

[0019] Figure 3 It is a structure schematic view of a torsion driving assembly in a valve maintenance special tool according to an embodiment of the present application.

[0020] Figure 4 It is a structure schematic view of an adjusting type storage assembly in a valve maintenance special tool according to an embodiment of the present application.

[0021] Figure 5 It is a structure schematic view of an adjustable wrench assembly in a valve maintenance special tool according to an embodiment of the present application.

[0022] In the drawings:

[0023] 1, valve body; 2, valve stem; 3, hand wheel; 4, connecting rod; 5, clamping type hand wheel switch structure; 6, torsion drive assembly; 7, handheld cross rod; 8, adjustable storage assembly; 9, outer shell; 10, support round plate; 11, guide rail; 12, guide slider; 13, rotary disc; 14, arc connecting rod; 15, clamping positioning column; 16, limit block; 17, fixed cover plate; 18, straight line guide groove; 19, drive cylinder; 20, motor; 21, transmission shaft; 22, battery; 23, annular guide groove; 24, ball; 25, support column; 26, inner cavity storage sleeve; 27, mounting hole; 28, mounting screw; 29, nut; 30, adjustable wrench assembly; 31, support cross plate; 32, rotating shaft; 33, threaded area; 34, threaded sleeve; 35, connecting guide column; 36, guide groove; 37, clamping plate. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-5 The utility model provides a kind of valve maintenance special tool, including valve body 1, the valve stem 2 is installed on the valve body 1, the top outer ring of the valve stem 2 is provided with hand wheel 3, the hand wheel 3 is fixedly connected between the valve stem 2 by four groups of connecting rods 4, by installing valve stem 2 on valve body 1, hand wheel 3 is connected with valve stem 2 by four groups of connecting rods 4, four groups of connecting rods 4 form four separate gaps, clamping type hand wheel switch structure 5 is provided above the hand wheel 3, and the clamping type hand wheel switch structure 5 can be clamped on four gaps between connecting rod 4 by the way of gathering and shrinking, so as to clamp hand wheel 3, the clamping type hand wheel switch structure 5 is integrally connected with torsion drive assembly 6, the top of the torsion drive assembly 6 is fixedly installed with handheld cross rod 7 by fixed column, one end of the handheld cross rod 7 is connected with adjustable storage assembly 8, the entire clamping type hand wheel switch structure 5 is rotated by torsion drive assembly 6, so as to greatly facilitate the opening and closing work of valve, when facing the valve of rust, it can also be easily opened, the use of entire equipment is facilitated by handheld cross rod 7, and the equipment is stored when not being used by cooperating with adjustable storage assembly 8.

[0026] In an embodiment, please refer to the drawings in the description Figure 2As shown, the clamping hand wheel switch structure 5 comprises an outer shell 9, a support circular plate 10 is fixedly arranged in the outer shell 9, two sets of guide rails 11 are symmetrically arranged on the support circular plate 10, guide sliding blocks 12 are slidably arranged on the guide rails 11, and limit blocks 16 are integrally connected to the two ends of the guide rails 11. A rotating disc 13 is arranged above the center of the support circular plate 10, a forward-reverse motor is arranged at the bottom of the outer shell 9, the output end of the forward-reverse motor is connected with the rotating disc 13, arc-shaped connecting rods 14 are rotatably connected between the guide sliding blocks 12 and the rotating disc 13, clamping positioning columns 15 are fixedly arranged on the guide sliding blocks 12, and a fixed cover plate 17 is detachably arranged on the outer shell 9. Four linear guide grooves 18 are formed in the fixed cover plate 17, and the clamping positioning columns 15 penetrate through the linear guide grooves 18 and extend out of the linear guide grooves 18. The forward-reverse motor drives the rotating disc 13 to rotate forward and reversely, so that the arc-shaped connecting rods 14 pull the guide sliding blocks 12 to slide linearly on the guide rails 11. When clamping, the clamping positioning columns 15 on the four guide sliding blocks 12 are simultaneously retracted, so that the clamping positioning columns 15 are clamped at the gaps between the connecting rods 4, thereby completing the clamping and limiting of the hand wheel 3.

[0027] In an embodiment, please refer to the attached drawings Figure 3 As shown, the torsion driving assembly 6 comprises a driving cylinder 19, a motor 20 is arranged in the driving cylinder 19, a transmission shaft 21 is connected to the output end of the motor 20, the transmission shaft 21 extends out of the driving cylinder 19 and is fixedly connected with the outer shell 9, storage batteries 22 are arranged on both sides of the motor 20 in the driving cylinder 19, an annular guide groove 23 is formed in the bottom of the driving cylinder 19, a plurality of rolling balls 24 are arranged in the annular guide groove 23, and the rolling balls 24 are fixedly connected with the top of the outer shell 9 through support columns 25. The motor 20 drives the transmission shaft 21 to rotate, so that the outer shell 9 rotates and provides power for the screwing of the hand wheel 3. The storage batteries 22 supply power to the motor 20, and the rolling balls 24 in the annular guide groove 23 cooperate with the support columns 25 to improve the stability of rotation.

[0028] In an embodiment, please refer to the attached drawings Figure 4 As shown, the adjustable storage assembly 8 comprises an inner cavity storage sleeve 26, one end of the hand-held cross rod 7 is slidably arranged in the inner cavity storage sleeve 26, a plurality of mounting holes 27 are formed in the hand-held cross rod 7, mounting screws 28 are arranged in the inner cavity storage sleeve 26 and penetrate through the mounting holes 27, and the two ends of the mounting screws 28 are limited by nuts 29. When storing, the nuts 29 at the two ends of the mounting screws 28 are removed, the mounting screws 28 are taken out, the hand-held cross rod 7 is stored in the inner cavity storage sleeve 26, the mounting screws 28 are inserted, and the nuts 29 are reinstalled.

[0029] In an embodiment, please refer to the drawings attached Figure 5 As shown in the drawings, the inner cavity receiving sleeve 26 is fixedly connected with an adjustable wrench assembly 30 away from one end of the handheld cross rod 7, the adjustable wrench assembly 30 comprises a supporting horizontal plate 31, a rotating shaft 32 extending out of the supporting horizontal plate 31 is movably connected in the supporting horizontal plate 31 through a bearing, opposite screw thread areas 33 are arranged at one end of the rotating shaft 32 in the supporting horizontal plate 31, threaded sleeves 34 are sleeved outside the opposite screw thread areas 33, a guide groove 36 is formed in the supporting horizontal plate 31, connecting guide columns 35 are arranged on the threaded sleeves 34 and penetrating through the guide groove 36, clamping plates 37 are fixedly connected to the top of the connecting guide columns 35. In use, the rotating shaft 32 is rotated, so that the threaded sleeves 34 on the opposite screw thread areas 33 are close to or away from each other under the action of the connecting guide columns 35 and the guide groove 36, thereby driving the clamping plates 37 to clamp the nuts, achieving the effect of screwing the nuts.

[0030] In actual application, the valve stem 2 is installed on the valve body 1, the hand wheel 3 is connected with the valve stem 2 through four connecting rods 4, four separated gaps are formed between the four connecting rods 4, the clamping type hand wheel switch structure 5 can be clamped on the four gaps between the connecting rods 4 in a gathering and shrinking manner, thereby clamping the hand wheel 3, the entire clamping type hand wheel switch structure 5 is rotated through the torsion driving assembly 6, thereby greatly facilitating the opening and closing work of the valve, the valve can also be easily opened when facing the rusted valve, the handheld cross rod 7 facilitates the use of the entire device, and the adjusting type receiving assembly 8 facilitates the storage of the device when not in use, the utility model has the advantages of simple structure, which can effectively clamp and position the hand wheel of the valve, realize the auxiliary switching work, save manpower when facing the rusted valve, and the entire device is convenient to store and does not occupy space.

[0031] Although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A tool for valve repair, characterized in that The utility model provides a valve body (1) is installed on the valve stem (2) on it, the top outer circle of valve stem (2) is provided with hand wheel (3), and hand wheel (3) and valve stem (2) between through four groups of connecting rod (4) fixed connection, and hand wheel (3) top is provided with the clamping type hand wheel switch structure (5), and the torsion drive assembly (6) is integrally connected on clamping type hand wheel switch structure (5), and the top of torsion drive assembly (6) is fixedly installed with handheld crossbar (7) through fixed column, and one end of handheld crossbar (7) is connected with adjustable storage assembly (8).

2. A tool for servicing a valve as defined in claim 1, characterized in that The clamping type hand wheel switch structure (5) includes an outer shell (9), a support circular plate (10) is fixedly arranged in the outer shell (9), two sets of guide rails (11) are symmetrically installed on the support circular plate (10), guide sliding blocks (12) are slidably arranged on the guide rails (11), and limit stoppers (16) are integrally connected to the two ends of the guide rails (11).

3. A tool for servicing a valve as defined in claim 2, characterized in that A rotating disc (13) is arranged above the center of the support circular plate (10), a reversible motor is arranged at the bottom of the outer shell (9), the output end of the reversible motor is connected with the rotating disc (13), arc-shaped connecting rods (14) are rotatably connected between the guide sliding blocks (12) and the rotating disc (13), clamping positioning columns (15) are fixedly installed on the guide sliding blocks (12), a fixed cover plate (17) is detachably installed on the outer shell (9), four straight guide grooves (18) are formed in the fixed cover plate (17), and the clamping positioning columns (15) penetrate through the straight guide grooves (18) and extend out of the straight guide grooves (18).

4. A tool according to claim 3, wherein, The torsion drive assembly (6) includes a drive cylinder (19), a motor (20) is installed in the drive cylinder (19), a transmission shaft (21) is connected to the output end of the motor (20), and the transmission shaft (21) extends out of the drive cylinder (19) and is fixedly connected with the outer shell (9).

5. A tool according to claim 4, wherein, A storage battery (22) is arranged on each side of the motor (20) in the drive cylinder (19), an annular guide groove (23) is formed in the bottom of the drive cylinder (19), a plurality of rolling balls (24) are arranged in the annular guide groove (23), and the rolling balls (24) are fixedly connected with the top of the outer shell (9) through support columns (25).

6. A tool according to claim 5, wherein, The adjustable storage assembly (8) includes an inner cavity storage sleeve (26), one end of the handheld crossbar (7) is slidably arranged in the inner cavity storage sleeve (26), a plurality of mounting holes (27) are formed in the handheld crossbar (7), mounting screws (28) are arranged in the inner cavity storage sleeve (26) and penetrate through the mounting holes (27), and the two ends of the mounting screws (28) are limited by nuts (29).

7. A tool according to claim 6, wherein, The inner cavity receiving sleeve (26) is fixedly connected with an adjustable wrench assembly (30) at one end away from the handheld crossbar (7), the adjustable wrench assembly (30) comprises a supporting horizontal plate (31), a rotating shaft (32) extending to outside is movably connected in the supporting horizontal plate (31) through a bearing, opposite thread areas (33) are arranged at one end of the rotating shaft (32) in the supporting horizontal plate (31), a threaded sleeve (34) is sleeved outside the thread area (33), a guide groove (36) is formed in the supporting horizontal plate (31), a connecting guide column (35) penetrating through the guide groove (36) is arranged on the threaded sleeve (34), and a clamping plate (37) is fixedly connected to the top end of the connecting guide column (35).

Images