CN214322979U

CN214322979U - Frock is restoreed to lens pad flange face

Info

Publication number: CN214322979U
Application number: CN202022323523.3U
Authority: CN
Inventors: 张俊忠; 张中新
Original assignee: China National Chemical Engineering Third Construction Co Ltd
Current assignee: China National Chemical Engineering Third Construction Co Ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-10-01
Anticipated expiration: 2030-10-19

Abstract

The utility model relates to a frock is restoreed to lens pad flange face. The lens pad flange surface repairing tool comprises a transmission system and a supporting and fixing system, wherein the supporting and fixing system is fixed at the upper end of a lens pad flange, the supporting and fixing system limits the position of the transmission system, and the grinding end of the transmission system is in contact with the sealing surface of the lens pad flange; the transmission system comprises a rotating shaft, the lower end of the rotating shaft is fixedly connected with a grinding head, the grinding head is a grinding end of the transmission system, the upper end of the rotating shaft is fixedly connected with a handle piece, the outer surface of the rotating shaft is connected with a bearing, and the outer ring of the bearing is connected with a positioning rod; the supporting and fixing system comprises a supporting rod fixedly connected with the lens pad flange, and the outer surface of the upper end of the supporting rod is fixedly connected with a connecting plate; this frock is restoreed to lens pad flange face, easy operation, the flexible operation saves the manual work, reduces intensity of labour, labour saving and time saving, restoration are accurate, and easy to assemble dismantles.

Description

Frock is restoreed to lens pad flange face

Technical Field

The utility model belongs to the technical field of the flange face is restoreed, concretely relates to frock is restoreed to lens pad flange face.

Background

In high pressure pipe connections, lens mat sealing structures are widely used. The sealing surface of the lens pad is spherical and contacts with the conical sealing surface of the pipeline, and the initial state is a circular line. Under the action of pretightening force, the lens pad generates plastic deformation at the contact part, and the loop line becomes an annular belt, so that the sealing performance is better. The lens gasket sealing belongs to forced sealing, a sealing surface is a spherical surface and is in contact with a conical surface, indentation is easy to occur, and if indentation is generated on a flange surface, the flange surface is troublesome to repair.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, frock is restoreed to reasonable in design's lens pad flange face just in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a lens pad flange surface repairing tool comprises a transmission system and a supporting and fixing system, wherein the supporting and fixing system is fixed at the upper end of a lens pad flange, the supporting and fixing system limits the position of the transmission system, and the grinding end of the transmission system is in contact with the sealing surface of the lens pad flange; the transmission system comprises a rotating shaft, the lower end of the rotating shaft is fixedly connected with a grinding head, the grinding head is a grinding end of the transmission system, the upper end of the rotating shaft is fixedly connected with a handle piece, the outer surface of the rotating shaft is connected with a bearing, and the outer ring of the bearing is connected with a positioning rod; the supporting and fixing system comprises a supporting rod fixedly connected with the lens pad flange, a connecting plate is fixedly connected to the outer surface of the upper end of the supporting rod, and the positioning rod is detachably connected with the connecting plate through a butterfly bolt.

As a further optimization scheme of the utility model, the transmission system further comprises a compression spring, and the compression spring is positioned between the positioning rod and the grinding head;

as a further optimization scheme of the utility model, the outer surface of the grinding head is pasted with grinding sand paper;

as a further optimization scheme of the utility model, the handle part comprises a handle disc connected with the rotating shaft, a handle shaft is fixedly connected with the outer surface of the handle disc, a handle sleeve is sleeved on the outer surface of the handle shaft, and a ball head handle is connected with the outer surface of the upper end of the handle sleeve;

as a further optimization scheme of the utility model, the positioning rod is welded with the bearing in a 120-degree radial shape, the other end of the positioning rod is fixedly connected with a fixing rod, and the fixing rod forms an equilateral triangle;

as a further optimization scheme of the utility model, support fixed system still includes the cab apron, the lower extreme of bracing piece with cab apron fixed connection crosses, the surface connection who crosses the cab apron has clamping screw, clamping screw's the lens that runs through fills up the flange, through fixation nut, will cross cab apron and lens and fill up the flange fixed.

The beneficial effects of the utility model reside in that: the utility model is simple in manufacture, the manufacturing material adopts common steel, and the assembly and disassembly are simple; the method is widely used, and can be suitable for repairing the sealing surfaces of flanges on horizontal pipelines, flanges with upward and downward vertical pipeline flange openings and flanges on inclined pipelines; the operation is simple and flexible, the labor is saved, and the labor intensity is reduced; labour saving and time saving, restoration are accurate, and easy to assemble dismantles, and it is simple to change grinding abrasive paper.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic front view of the transmission system of the present invention;

FIG. 3 is a schematic top view of the transmission system of the present invention;

FIG. 4 is a front view of the support and securement system of the present invention;

fig. 5 is a top view of the support and securement system of the present invention.

In the figure: 1. a transmission system; 2. a support and fixation system; 3. a lens pad flange; 4. welding seams; 5. an industrial pipeline; 101. a ball head handle; 102. a handle cover; 103. a handle shaft; 104. a butterfly bolt; 105. a compression spring; 106. a key; 107. a grinding head; 108. grinding abrasive paper; 109. a rotating shaft; 110. a handle tray; 111. a bearing; 112. positioning a rod; 113. fixing the rod; 114. positioning a plate; 201. a connecting plate; 202. a support bar; 203. fixing the screw rod; 204. a transition plate; 205. and (5) fixing the nut.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1 to 5, a lens pad flange surface repairing tool comprises a transmission system 1 and a supporting and fixing system 2, wherein the supporting and fixing system 2 is fixed at the upper end of a lens pad flange 3, as shown in fig. 1, the lens pad flange 3, a welding seam 4 and an industrial pipeline 5 are components on a process pipeline system or equipment in a production device, the supporting and fixing system 2 defines the position of the transmission system 1, and a grinding end of the transmission system 1 is in contact with a sealing surface of the lens pad flange 3; the transmission system 1 comprises a rotating shaft 109, a grinding head 107 is fixedly connected to the lower end of the rotating shaft 109, the grinding head 107 is a grinding end of the transmission system 1, a handle piece is fixedly connected to the upper end of the rotating shaft 109, a bearing 111 is connected to the outer surface of the rotating shaft 109, and a positioning rod 112 is connected to the outer ring of the bearing 111; the supporting and fixing system 2 comprises a supporting rod 202 fixedly connected with the lens pad flange 3, a connecting plate 201 is fixedly connected to the outer surface of the upper end of the supporting rod 202, the positioning rod 112 is detachably connected with the connecting plate 201 through a butterfly bolt 104, and a positioning plate 114 is further arranged between the butterfly bolt 104 and the positioning rod 112.

The transmission system 1 further comprises a pressing spring 105, wherein the pressing spring 105 is positioned between the positioning rod 112 and the grinding head 107; the outer surface of the grinding head 107 is adhered with grinding sand paper 108; the handle piece comprises a handle disc 110 connected with the rotating shaft 109, a handle shaft 103 is fixedly connected to the outer surface of the handle disc 110, a handle sleeve 102 is sleeved on the outer surface of the handle shaft 103, and a ball head handle 101 is connected to the outer surface of the upper end of the handle sleeve 102; the positioning rod 112 is welded with the bearing 111 in a 120-degree radial mode, the other end of the positioning rod 112 is fixedly connected with a fixing rod 113, and the fixing rod 113 forms an equilateral triangle; the supporting and fixing system 2 further comprises a transition plate 204, the lower end of the supporting rod 202 is fixedly connected with the transition plate 204, the outer surface of the transition plate 204 is connected with a fixing screw 203, the fixing screw 203 penetrates through the lens pad flange 3, and the transition plate 204 and the lens pad flange 3 are fixed through a fixing nut 205.

This frock is restoreed to lens pad flange face, when using, it is fixed with butterfly bolt 104 connection to assemble the transmission system 1 of accomplishing and support fixed system 2, operating personnel holds bulb handle 101 or handle cover 102, twist grip dish 110 drives grinding head 107 and rotates, make grinding abrasive paper 108 grind the restoration to impaired lens pad flange 3 face, can use coarse abrasive paper in proper order according to the impaired degree of sealed face, well coarse abrasive paper, fine abrasive paper, when changing grinding abrasive paper 108 in the use, loosen butterfly bolt 104, take out transmission system 1 alone and can change grinding abrasive paper 108, whole device is comparatively practical.

It should be noted that, in the specific preparation, the handle disc 110 is cut into a circular shape by using an outer ring of a steel plate with a thickness of 8mm, and polished smoothly; the middle part is provided with holes according to the diameter of the rotating shaft 109, and four gaps are cut inside the holes; the handle shaft 103 is cut into a section by using round steel with the diameter of 8mm, one end of the round steel is welded on the handle disc 110, and the top of the other end of the round steel is provided with a bolt hole; manufacturing a handle sleeve 102 by using a steel pipe of DN10, installing the handle sleeve 102 on a handle shaft 103, and installing a ball head handle 101 on the handle shaft; the hold-down spring 105 is a finished spring; the key 106 is machined from steel; machining the lower surface of a grinding head 107 with the radian of 20 degrees and the inner part of the grinding head into a size which is 0.2mm larger than the shaft size by using a 40mm thick steel plate according to the diameter and the radian of a matched lens pad, and then machining a key groove; abrasive paper 108 finished abrasive paper is used; the rotating shaft 109 is made of round steel with the diameter of 40mm, and a key groove is machined in the lower portion of the rotating shaft; the bearing 111 is a finished bearing; manufacturing three positioning rods 112 with the same length by using 20-by-20 square steel; three fixing rods 113 with the same length are made of 20-by-20 thick steel plates; the positioning plate 114 is made of a steel plate with the thickness of 8mm, and a bolt hole is machined in the middle; the connecting plate 201 is made of a steel plate with the thickness of 8mm, and a bolt hole is formed in the middle of the connecting plate; manufacturing three support rods 202 with the same length by using a steel plate with the thickness of 20 x 20; the fixing screw 203 is a finished screw; the transition plate 204 is made of a steel plate with the thickness of 10mm, holes are formed in the middle according to the size of a pipe orifice, and bolt holes are machined according to the positions of the lens pad flange bolts; the fixing nut 205 is a finished nut;

one end of a positioning rod 112 is radially welded on a bearing 111 in an angle of 120 degrees, then a fixing rod 113 is welded with the other end of the positioning rod 112 to form an equilateral triangle, the welded bearing 111 is installed on a transmission shaft 109, a compression spring 105, a grinding head 107 and a key 106 are sequentially installed, grinding sand paper 108 is adhered to the lower surface of the grinding head 107, and an assembled ball head handle 101, a handle sleeve 102, a handle shaft 103 and a handle disc 110 are installed at the top of the transmission shaft 109; one end of the support rod 202 is vertically welded on the transition plate 204, the other end is welded with the connecting plate 201, the welded transition plate 204 is placed on the lens pad flange 3, the fixing bolt 203 penetrates through the connecting bolt hole of the lens pad flange 3, and the fixing bolt is screwed by the fixing nut 205 to fix the lens pad flange.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The tool for repairing the flange surface of the lens pad is characterized by comprising a transmission system and a supporting and fixing system, wherein the supporting and fixing system is fixed at the upper end of the flange of the lens pad, the supporting and fixing system limits the position of the transmission system, and the grinding end of the transmission system is in contact with the sealing surface of the flange of the lens pad; the transmission system comprises a rotating shaft, the lower end of the rotating shaft is fixedly connected with a grinding head, the grinding head is a grinding end of the transmission system, the upper end of the rotating shaft is fixedly connected with a handle piece, the outer surface of the rotating shaft is connected with a bearing, and the outer ring of the bearing is connected with a positioning rod; the supporting and fixing system comprises a supporting rod fixedly connected with the lens pad flange, a connecting plate is fixedly connected to the outer surface of the upper end of the supporting rod, and the positioning rod is detachably connected with the connecting plate through a butterfly bolt.

2. The tool of claim 1 for repairing the flange surface of the lens pad, wherein: the transmission system further comprises a compression spring, and the compression spring is located between the positioning rod and the grinding head.

3. The tool of claim 2 for repairing the flange surface of the lens pad, wherein: and grinding sand paper is adhered to the outer surface of the grinding head.

4. The tool of claim 1 for repairing the flange surface of the lens pad, wherein: the handle piece comprises a handle disc connected with the rotating shaft, a handle shaft is fixedly connected to the outer surface of the handle disc, a handle sleeve is sleeved on the outer surface of the handle shaft, and a ball head handle is connected to the outer surface of the upper end of the handle sleeve.

5. The tool of claim 1 for repairing the flange surface of the lens pad, wherein: the positioning rod is welded with the bearing in a 120-degree radial mode, the other end of the positioning rod is fixedly connected with a fixing rod, and the fixing rod forms an equilateral triangle.

6. The tool of claim 1 for repairing the flange surface of the lens pad, wherein: the support fixing system further comprises a transition plate, the lower end of the supporting rod is fixedly connected with the transition plate, the outer surface of the transition plate is connected with a fixing screw, the fixing screw penetrates through the lens pad flange, and the transition plate and the lens pad flange are fixed through a fixing nut.