CN221455537U

CN221455537U - Safety valve grinding device

Info

Publication number: CN221455537U
Application number: CN202420051708.9U
Authority: CN
Inventors: 张艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2024-01-10
Filing date: 2024-01-10
Publication date: 2024-08-02
Anticipated expiration: 2034-01-10

Abstract

The utility model belongs to the technical field of valve processing assistance, and particularly relates to a safety valve grinding device, which comprises a workbench, a support frame and a control panel; the top of the workbench is fixedly connected with the bottom of the support frame, the front side of the workbench is fixedly connected with the rear side of the control panel, the top of the workbench is fixedly connected with a placing table, the top of the placing table is provided with a safety valve body, and two sides of the support frame are fixedly connected with two connecting plates; the problem of current relief valve grinder's grinding structure when carrying out position adjustment through the cylinder, the cylinder still has certain hysteresis quality after stopping stretching out and drawing back, even closed the air supply, the cylinder also can not stop the motion immediately, makes grinding structure's position and required position have the deviation to be convenient for carry out accurate position adjustment to grinding structure, then inconvenient user uses, influences grinding the relief valve is solved.

Description

Safety valve grinding device

Technical Field

The utility model belongs to the technical field of valve processing assistance, and particularly relates to a safety valve grinding device.

Background

The safety valve belongs to automatic valves, is a valve for safety protection, is mainly used on boilers, pressure vessels and industrial pipelines, controls the pressure of process media not to exceed a specified value, plays a vital role in protecting the safe and stable operation of personnel and equipment, and is a vital process in the process of repairing the sealing surface of the safety valve by regrinding because the working environment of the safety valve is complex, the corrosiveness of the media is strong, the valve core and the valve seat are corroded by long-term contact media, the valve core take-off action also damages the sealing surface of the valve core and the valve seat, the sealing surface of the safety valve is not tightly leaked, the deviation is caused by the setting pressure, and the safe and stable operation of the device is influenced.

The safety valve grinding device is used for maintaining and grinding the safety valve, and in the use process, the safety valve may have problems of poor sealing, air leakage or incapability of being normally opened due to long-term use or other reasons, and at this time, the safety valve needs to be maintained and ground to restore the normal working state, and the safety valve grinding device usually consists of a grinding tool, a fixture and a control system. The operating personnel loads the safety valve needing to be maintained into the clamp for fixing, then adjusts the speed and the strength of the grinding tool through the control system, grinds the sealing surface of the safety valve, can cool and lubricate the grinding surface by using grinding fluid in the grinding process so as to obtain better effect, grinds and repairs through the safety valve grinding device, can improve the sealing performance and the working reliability of the safety valve, ensures that the safety valve is accurately opened and closed under the set pressure, and further ensures the safe operation of the system.

At present, when the existing safety valve grinding device grinds the safety valve, because the size and the height of the safety valve are different, the grinding structure needs to be adjusted, and the position of the safety valve is adjusted through the air cylinder, but when the grinding structure of the existing safety valve grinding device is adjusted through the air cylinder, the air cylinder still has certain hysteresis after stopping stretching, even if the air source is closed, the air cylinder can not immediately stop moving, so that the position of the grinding structure deviates from the required position, thereby being inconvenient for accurately adjusting the position of the grinding structure, being inconvenient for a user, influencing the grinding of the safety valve, and therefore, the safety valve grinding device is provided for solving the problems.

Disclosure of utility model

In order to overcome the defects in the prior art and solve at least one technical problem in the background art, the utility model provides a safety valve grinding device.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a safety valve grinding device, which comprises a workbench, a support frame and a control panel; the top of the workbench is fixedly connected with the bottom of the supporting frame, the front side of the workbench is fixedly connected with the rear side of the control panel, the top of the workbench is fixedly connected with the placing table, the top of the placing table is provided with a safety valve body, two sides of the supporting frame are fixedly connected with two connecting plates, the surface of each connecting plate is sleeved with a connecting rod, the bottom of each connecting rod is connected with the bottom connecting plate through a bearing, the top of each connecting rod is fixedly connected with a belt wheel, the top of the supporting frame is fixedly connected with a fixing rod, one end of each fixing rod is fixedly connected with a first motor, the output end of each first motor is fixedly connected with the top of each left belt wheel, the surface cover of band pulley is established and is connected with V type drive belt, the surface threaded connection of lead screw has the movable block, one side fixedly connected with connecting block of movable block, one side fixedly connected with movable plate that the movable block was kept away from to the connecting block, the top fixedly connected with second motor of movable plate, the output fixedly connected with activity post of second motor, the bottom fixedly connected with install bin of activity post, the bottom of install bin is provided with the fixture block, the bottom fixedly connected with relief valve grinding head of fixture block, the bottom fixedly connected with grinding block of relief valve grinding head.

Preferably, the inboard fixedly connected with first electronic flexible post of support frame, the left side the output fixedly connected with first stopper of first electronic flexible post, the right side the output fixedly connected with second stopper of first electronic flexible post, first stopper and second stopper cooperation are used.

Preferably, the L-shaped connecting rods are fixedly connected to the two sides of the moving block, a limiting sliding block is fixedly connected to one side of the L-shaped connecting rod, and a limiting sliding groove matched with the limiting sliding block for use is formed in the surface of the supporting frame.

Preferably, the surface cover of installing box establishes connection and spacing card post, the one end penetration connection case of spacing card post, in the other end embedding fixture block of spacing card post, the fixed surface of spacing card post is connected with the plectane, the surface cover of spacing card post is established and is connected with the spring, the one end and the plectane fixed connection of spring.

Preferably, the surface of the support frame is provided with a movement auxiliary notch, and the movement auxiliary notch is matched with the connecting block.

Preferably, the inside cover of connecting block is established and is connected with spacing slide bar, the both ends of spacing slide bar all run through the inner wall fixed connection of connecting block and support frame, spacing slide bar is located and removes auxiliary notch.

The utility model has the beneficial effects that:

1. The utility model provides a safety valve grinding device, which is characterized in that a safety valve is placed on a placing plate, a first motor is started by a user according to the size of the safety valve, the first motor drives a left belt pulley to rotate, the belt pulley drives a V-shaped transmission belt to rotate, the V-shaped transmission belt drives a right belt pulley to rotate, both the left belt pulley and the right belt pulley drive a screw rod to rotate, the screw rod drives a moving block to move, the moving block drives a connecting block to move, the connecting block drives a moving plate to move, the moving plate drives a second motor to move, a movable column drives a mounting box to move, the mounting box drives a safety valve grinding head and the grinding block to move, when the mounting box moves to a proper position, the user stops the first motor, and after the first motor stops rotating, the safety valve grinding head and the grinding block stop moving, so that accurate position adjustment of a grinding structure is facilitated, the safety valve grinding is convenient for the user to adjust and use, and the influence on the safety valve grinding is avoided.

2. The utility model provides a safety valve grinding device, which is characterized in that two second electric telescopic columns are started, and the two second electric telescopic columns respectively drive a first limiting block and a second limiting block to move, so that the first limiting block and the second limiting block carry out limiting clamping on a safety valve, the position of the safety valve is prevented from changing when the safety valve is grinded, and the influence on grinding the safety valve is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a right side cutaway perspective view of the safety valve grinding apparatus of the present utility model;

FIG. 3 is a perspective view of an adjustment movement structure in accordance with the present utility model;

FIG. 4 is a perspective view showing the internal structure of the installation box of the present utility model;

fig. 5 is an enlarged perspective view of the present utility model at a in fig. 2.

Legend description:

1. A work table; 101. a control panel; 102. a support frame; 103. a placement table; 104. a safety valve body; 105. a connecting plate; 106. a fixed rod; 107. a first motor; 108. a screw rod; 109. a moving block; 110. a connecting block; 111. a moving plate; 112. a second motor; 113. a belt wheel; 114. a V-shaped transmission belt; 115. a movable column; 116. a mounting box; 117. a clamping block; 118. a safety valve grinding head; 119. grinding the blocks; 2. a first electrically-operated telescopic column; 201. a first limiting block; 202. a second limiting block; 3. a second electrically-operated telescopic column; 301. an arc-shaped clamping block; 4. an L-shaped connecting rod; 401. a limit sliding block; 402. limiting sliding grooves; 5. limiting clamping columns; 501. a circular plate; 502. a spring; 6. a movement auxiliary notch; 7. and a limit slide bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples are given below.

Referring to fig. 1-5, the present utility model provides a safety valve grinding device, which includes a workbench 1, a support frame 102 and a control panel 101; The top of the workbench 1 is fixedly connected with the bottom of the supporting frame 102, the front side of the workbench 1 is fixedly connected with the rear side of the control panel 101, the top of the workbench 1 is fixedly connected with the placing table 103, the top of the placing table 103 is provided with the safety valve body 104, two sides of the supporting frame 102 are fixedly connected with two connecting plates 105, the surface of each connecting plate 105 is sleeved with a screw rod 108, the bottom of each screw rod 108 is connected with the bottom connecting plate 105 through a bearing, the top of each screw rod 108 is fixedly connected with a belt wheel 113, the top of the supporting frame 102 is fixedly connected with a fixing rod 106, One end of the fixed rod 106 is fixedly connected with a first motor 107, the output end of the first motor 107 is fixedly connected with the top of a left belt wheel 113, a V-shaped transmission belt 114 is sleeved on the surface of the belt wheel 113, a moving block 109 is connected with the surface of the screw rod 108 in a threaded manner, one side of the moving block 109 is fixedly connected with a connecting block 110, one side of the connecting block 110 away from the moving block 109 is fixedly connected with a moving plate 111, the top of the moving plate 111 is fixedly connected with a second motor 112, the output end of the second motor 112 is fixedly connected with a movable column 115, The bottom of the movable column 115 is fixedly connected with a mounting box 116, a clamping block 117 is arranged at the bottom of the mounting box 116, a safety valve grinding head 118 is fixedly connected to the bottom of the clamping block 117, and a grinding block 119 is fixedly arranged at the bottom of the safety valve grinding head 118; When in operation, the safety valve is placed on the placement plate, then a user starts the first motor 107 according to the size of the safety valve, the first motor 107 drives the left belt pulley 113 to rotate, the belt pulley 113 drives the V-shaped transmission belt 114 to rotate, the V-shaped transmission belt 114 drives the right belt pulley 113 to rotate, the left belt pulley 113 and the right belt pulley 113 both drive the screw rod 108 to rotate, the screw rod 108 drives the moving block 109 to move, the moving block 109 drives the connecting block 110 to move, the connecting block 110 drives the moving plate 111 to move, the moving plate 111 drives the second motor 112 to move, the second motor 112 drives the movable column 115 to move, the movable column 115 drives the installation box 116 to move, the installation box 116 drives the safety valve grinding head 118 and the grinding block 119 to move, when the safety valve grinding head 118 and the grinding block 119 move to the proper positions, a user stops the first motor 107, so that the safety valve grinding head 118 and the grinding block 119 stop moving, accurate position adjustment of a grinding structure is facilitated, the second motor 112 is started, and the second motor 112 drives the movable column 115 to rotate. The movable column 115 drives the installation box 116 to rotate, the installation box 116 drives the safety valve grinding head 118 and the grinding block 119, so that the safety valve grinding head 118 and the grinding block 119 grind the safety valve, and then the position of the safety valve is stopped at will according to the size of the safety valve, so that a user can conveniently adjust the safety valve, the safety valve is prevented from being ground, the practicability of the equipment is improved, the descending speed of the safety valve is also convenient to adjust the safety valve during the grinding, the grinding block 119 of the safety valve is enabled to descend at equal intervals, and the non-uniform grinding of the inside of the safety valve is avoided.

Further, as shown in fig. 1 and fig. 3, the inner side of the supporting frame 102 is fixedly connected with a first electric telescopic column 2, the output end of the first electric telescopic column 2 on the left side is fixedly connected with a first limiting block 201, the output end of the first electric telescopic column 2 on the right side is fixedly connected with a second limiting block 202, and the first limiting block 201 and the second limiting block 202 are matched for use; during operation, through starting two electronic flexible posts 3 of second, two electronic flexible posts 3 drive first stopper 201 and second stopper 202 respectively and remove, make first stopper 201 and second stopper 202 carry out spacing centre gripping to the relief valve, avoid the relief valve when grinding, the position changes, avoid influencing the relief valve and grind to avoided causing the damage to the relief valve, then make the relief valve grind better.

Further, as shown in fig. 3, the inner side of the supporting frame 102 is fixedly connected with a second electric telescopic column 3, an output end of the second electric telescopic column 3 is fixedly connected with an arc-shaped clamping block 301, and the arc-shaped clamping block 301 is matched with the safety valve grinding head 118 for use; when the safety valve grinding head 118 is in operation, a user starts the second electric telescopic column 3, the second electric telescopic column 3 drives the arc-shaped clamping block 301 to move, the arc-shaped clamping block 301 is in contact with the surface of the safety valve grinding head 118, the safety valve grinding head 118 can move up and down, only the safety valve grinding head 118 is limited left and right, and swing of the safety valve grinding head 118 is avoided. Thereby avoiding the impact on the grinding of the safety valve.

Further, as shown in fig. 1, fig. 2 and fig. 5, both sides of the moving block 109 are fixedly connected with an L-shaped connecting rod 4, one side of the L-shaped connecting rod 4 is fixedly connected with a limit sliding block 401, and a limit sliding groove 402 matched with the limit sliding block 401 is formed on the surface of the supporting frame 102; during operation, the moving block 109 drives the L-shaped connecting rod 4 to move, and the L-shaped connecting rod 4 drives the limiting sliding block 401 to slide in the limiting sliding groove 402, so that the moving block 109 is horizontally limited, the moving block 109 is prevented from rotating along with the rotation of the screw rod 108, the abrasion of the moving block 109 is reduced, and the service life of the moving block 109 is prolonged.

Further, as shown in fig. 4, the surface of the mounting box 116 is sleeved with a connecting and limiting clamping column 5, one end of the limiting clamping column 5 penetrates through the connecting box, the other end of the limiting clamping column 5 is embedded into a clamping block 117, a circular plate 501 is fixedly connected to the surface of the limiting clamping column 5, a spring 502 is sleeved on the surface of the limiting clamping column 5, and one end of the spring 502 is fixedly connected with the circular plate 501; during operation, the user makes spacing card post 5 break away from fixture block 117 through pulling spacing card post 5, dismantles the change to relief valve grinding head 118 to be convenient for dismantle relief valve grinding head 118, saved the time, can change relief valve grinding head 118 to different internal diameter relief valves, improved the practicality of equipment.

Further, as shown in fig. 5, a movement auxiliary notch 6 is formed on the surface of the support frame 102, the movement auxiliary notch 6 is used in cooperation with the connection block 110, a movement auxiliary notch 6 is formed on the surface of the support frame 102, and the movement auxiliary notch 6 is used in cooperation with the connection block 110; during operation, the moving block 109 drives the connecting block 110 to slide on the limiting slide rod 7 in the moving auxiliary notch 6, so that the connecting block 110 is horizontally limited, abrasion of the connecting block 110 is reduced, and the service life of the connecting block 110 is prolonged.

Working principle: by placing the safety valve on the placement plate, then a user starts the first motor 107 according to the size of the safety valve, the first motor 107 drives the left belt pulley 113 to rotate, the belt pulley 113 drives the V-shaped driving belt 114 to rotate, the V-shaped driving belt 114 drives the right belt pulley 113 to rotate, the left belt pulley 113 and the right belt pulley 113 both drive the screw rod 108 to rotate, the screw rod 108 drives the moving block 109 to move, the moving block 109 drives the connecting block 110 to move, the connecting block 110 drives the moving plate 111 to move, the moving plate 111 drives the second motor 112 to move, the second motor 112 drives the movable column 115 to move, The movable column 115 drives the mounting box 116 to move, the mounting box 116 drives the safety valve grinding head 118 and the grinding block 119 to move, when the safety valve grinding head 118 and the grinding block 119 move to the proper positions, a user stops the first motor 107, the safety valve grinding head 118 and the grinding block 119 move to stop, the grinding structure reaches the accurate positions, then the second motor 112 is started, the second motor 112 drives the movable column 115 to rotate, the movable column 115 drives the mounting box 116 to rotate, the mounting box 116 drives the safety valve grinding head 118 and the grinding block 119, the safety valve grinding head 118 and the grinding block 119 grind the safety valve, and then the positions of the safety valve grinding head 118 and the grinding block 119 are stopped at will according to the sizes of the safety valve, Thereby being convenient for a user to adjust and use, avoiding influencing the grinding of the safety valve, improving the practicability of the equipment, being convenient for also adjusting the descending speed when the grinding of the inside of the safety valve is carried out, leading the grinding block 119 of the safety valve to descend at equal intervals, avoiding the uneven grinding of the inside of the safety valve, driving the first limiting block 201 and the second limiting block 202 to move respectively by starting the two second electric telescopic columns 3, leading the first limiting block 201 and the second limiting block 202 to limit and clamp the safety valve, avoiding the position change of the safety valve when the safety valve is ground, avoiding influencing the grinding of the safety valve, thereby avoiding the damage to the safety valve, So make the relief valve grind better, the user starts the electronic flexible post 3 of second, and the electronic flexible post 3 of second drives arc grip block 301 and removes, makes the surface contact of arc grip block 301 and relief valve grinding head 118, makes relief valve grinding head 118 can reciprocate, only controls spacing to relief valve grinding head 118, avoids relief valve grinding head 118 to take place the swing. Thereby avoiding the influence on the grinding of the safety valve, the moving block 109 drives the L-shaped connecting rod 4 to move, the L-shaped connecting rod 4 drives the limit sliding block 401 to slide in the limit sliding groove 402, thereby horizontally limiting the moving block 109, avoiding the moving block 109 rotating along with the rotation of the screw rod 108, reducing the abrasion of the moving block 109, prolonging the service life of the moving block 109, enabling the limit clamping column 5 to separate from the clamping block 117 by pulling the limit clamping column 5, disassembling and replacing the grinding head 118 of the safety valve, thereby facilitating the disassembly of the grinding head 118 of the safety valve, saving time, and being capable of replacing the grinding head 118 of the safety valve for safety valves with different inner diameters, The practicality of equipment has been improved, and the movable block 109 drives connecting block 110 and slides on the spacing slide bar 7 in the removal auxiliary notch 6 to horizontal spacing has been carried out connecting block 110, has reduced the wearing and tearing of connecting block 110, has prolonged connecting block 110's life.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A safety valve grinding device comprises a workbench (1), a support frame (102) and a control panel (101); the method is characterized in that: the top of workstation (1) is fixedly connected with the bottom of support frame (102), the front side of workstation (1) and the rear side fixed connection of control panel (101), the top fixedly connected with of workstation (1) places platform (103), the top of placing platform (103) is provided with safety valve body (104), the both sides of support frame (102) are all fixedly connected with two connecting plates (105), the surface cover of connecting plate (105) is established and is connected with lead screw (108), the bottom of lead screw (108) is connected with bottom connecting plate (105) through the bearing, the top fixedly connected with band pulley (113) of lead screw (108), the top fixedly connected with dead lever (106) of support frame (102), the one end fixedly connected with first motor (107) of dead lever (106), the output of first motor (107) is fixedly connected with the top of left band pulley (113), the surface cover of band pulley (113) is established and is connected with V type drive belt (114), the surface connection of lead screw (108) has movable block (109), the top fixedly connected with movable block (109) of movable block (109), the top of movable block (110) is kept away from fixed connection of one side (111), the output end fixedly connected with activity post (115) of second motor (112), the bottom fixedly connected with installation case (116) of activity post (115), the bottom of installation case (116) is provided with fixture block (117), the bottom fixedly connected with relief valve grinding head (118) of fixture block (117), the bottom fixedly mounted of relief valve grinding head (118) has abrasive brick (119).

2. A relief valve lapping device as claimed in claim 1, wherein: the electric telescopic support is characterized in that a first electric telescopic column (2) is fixedly connected to the inner side of the support frame (102), a first limiting block (201) is fixedly connected to the output end of the first electric telescopic column (2) on the left side, a second limiting block (202) is fixedly connected to the output end of the first electric telescopic column (2) on the right side, and the first limiting block (201) and the second limiting block (202) are matched for use.

3. A relief valve lapping device as claimed in claim 1, wherein: the inner side of the support frame (102) is fixedly connected with a second electric telescopic column (3), the output end of the second electric telescopic column (3) is fixedly connected with an arc-shaped clamping block (301), and the arc-shaped clamping block (301) is matched with a safety valve grinding head (118).

4. A relief valve lapping device as claimed in claim 1, wherein: both sides of movable block (109) are all fixedly connected with L shape connecting rod (4), one side fixedly connected with spacing slider (401) of L shape connecting rod (4), spacing spout (402) with spacing slider (401) cooperation use have been seted up on the surface of support frame (102).

5. A relief valve lapping device as claimed in claim 1, wherein: the surface cover of mounting box (116) is established and is connected and spacing card post (5), the one end penetration connection case of spacing card post (5), in the other end embedding fixture block (117) of spacing card post (5), the fixed surface of spacing card post (5) is connected with plectane (501), the surface cover of spacing card post (5) is established and is connected with spring (502), the one end and plectane (501) fixed connection of spring (502).

6. A relief valve lapping device as claimed in claim 1, wherein: the surface of the support frame (102) is provided with a movement auxiliary notch (6), and the movement auxiliary notch (6) is matched with the connecting block (110).

7. The relief valve grinding apparatus of claim 6, wherein: the inside cover of connecting block (110) is established and is connected with spacing slide bar (7), the inner wall fixed connection of connecting block (110) and support frame (102) is all run through at the both ends of spacing slide bar (7), spacing slide bar (7) are located and remove auxiliary notch (6).