CN210449602U - Oil paint pollution preventing device for steel structure high-strength bolt group hole friction surface - Google Patents
Oil paint pollution preventing device for steel structure high-strength bolt group hole friction surface Download PDFInfo
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- CN210449602U CN210449602U CN201920595923.4U CN201920595923U CN210449602U CN 210449602 U CN210449602 U CN 210449602U CN 201920595923 U CN201920595923 U CN 201920595923U CN 210449602 U CN210449602 U CN 210449602U
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Abstract
A device for preventing oil paint pollution on a steel structure high-strength bolt group hole friction surface comprises a U-shaped clamp, a pin shaft, a handle, a cushion block and a protection pad, wherein the protection pad can be placed in an opening of the U-shaped clamp; the two sides of the side wall of the U-shaped fixture are respectively provided with a first through hole, the handle is provided with a second through hole, and the pin shaft can sequentially penetrate through the first through hole and the second through hole to movably connect the side wall of the U-shaped fixture with the handle; the handle tip is provided with the recess, and the cushion can be placed between recess and U-shaped fixture lateral wall, with handle locking, makes the handle compress tightly the intraoral protection pad of U type fixture opening, makes the protection pad hug closely steel construction high strength bolt crowd's hole friction surface, prevents that steel construction high strength bolt crowd's hole friction surface from being polluted by foreign matter such as paint. The utility model discloses convenient to use, application scope is wide, and low in manufacturing cost is honest and clean, has important market value.
Description
Technical Field
The utility model relates to a steel member spraying auxiliary device technical field especially relates to a grease proofing lacquer pollution prevention device of steel construction high strength bolt crowd hole friction surface.
Background
In the coating construction of steel structure paint, the manufacturing process and quality acceptance standard clearly requires: the high-strength bolt hole group and the friction surface in a certain range around the outer side of the hole group are forbidden to be polluted by foreign matters such as paint and the like in the paint spraying process, measures are needed to be taken to protect the friction surface in the paint spraying construction process, and the problem that the anti-sliding capacity of the friction surface of the high-strength bolt is reduced due to paint pollution, and the irreversible influence is brought to the installation quality of the bolt on a steel structure site is avoided.
The current conventional practice is mainly divided into two types: firstly, before the steel structure is coated, an adhesive tape is adhered to a friction surface protection area, and the adhesive tape is uncovered after the member is coated, so that the method wastes materials, wastes a lot of wastes and is not beneficial to the requirement of civilized construction, and after the adhesive tape is uncovered, the adhesive glue can be left on the member, the difficulty in removing the glue is high, and the contaminated friction surface brings extra rework; the second is according to the corresponding metal baffle of bolt hole specification preparation, fix on treating the protection face with the bolt, wait that the spraying is accomplished and unpack bolt and baffle again, adopt this kind of way paint can pollute the screw thread of bolt in the spraying process, influence the dismantlement and the installation of bolt, bring a large amount of unnecessary work load, the bolt hole specification of the bolt friction surface of steel construction differs moreover, repeatedly preparation baffle according to the specification can cause the waste of material, the cost of manufacture is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem and provide a grease proofing lacquer pollution device of steel construction high strength bolt crowd hole friction surface.
The utility model discloses a following technical scheme realizes:
the device for preventing the oil paint pollution on the friction surface of the group holes of the high-strength bolts with the steel structure comprises a U-shaped fixture 1, a pin shaft 2, a handle 3, a cushion block 4 and a protection pad 5, wherein the protection pad 5 can be placed in an opening of the U-shaped fixture 1, a first opening 112 is formed in the top of the side wall 11 of the U-shaped fixture 1, and the handle 3 is positioned in the first opening 112; the two sides of the side wall 11 of the U-shaped fixture 1 are respectively provided with a first through hole 111, the handle 3 is provided with a second through hole 32, and the pin shaft 2 can sequentially penetrate through the first through hole 111 and the second through hole 32 to movably connect the side wall 11 of the U-shaped fixture 1 with the handle 3; the end 31 of the handle 3 is provided with a groove 311, and the cushion block 4 can be placed between the groove 311 and the side wall 11 of the U-shaped fixture 1 to lock the handle 3.
Further, the end of the handle 3 away from the groove 311 is separated from the second through hole 32 by a first distance D1, the second through hole 32 is separated from the bottom of the handle 3 by a second distance D2, and the first distance D1 is greater than the second distance D2.
Further, a magnet block 7 is arranged at one end of the protection pad 5 away from the U-shaped fixture 1.
Furthermore, the cushion block 4 is provided with a plurality of cushion blocks, and each cushion block 4 can be detachably connected.
Further, the protection pad 5 is plural.
Further, the pin shaft 2 is in interference fit with the first through hole 111 and the second through hole 32 respectively.
Further, the bottom of the handle 3 and the end of the handle 3 far away from the groove 311 are both arc-shaped.
Furthermore, the U-shaped fixture 1, the handle 3 and the cushion block 4 are all made of Q235B steel, and the pin shaft 2 is made of round steel.
Compared with the prior art, the utility model discloses main beneficial effect as follows:
(1) the utility model overcomes the technical defects of the prior art, the protection pad is arranged in the opening of the U-shaped fixture, and the steel structure high-strength bolt group hole friction surface is arranged below the protection pad; the side wall of the U-shaped fixture is provided with an opening, the handle is positioned in the opening, two sides of the side wall of the U-shaped fixture are respectively provided with a first through hole, the handle is provided with a second through hole, and the pin shaft can sequentially penetrate through the first through hole and the second through hole to movably connect the side wall of the U-shaped fixture with the handle; the handle tip is provided with the recess, and the cushion can be placed between recess and U-shaped fixture lateral wall, locks the handle, makes the handle compress tightly the intraoral protection pad of U type fixture opening, makes the protection pad hug closely steel construction high strength bolt crowd's hole friction surface, prevents that steel construction high strength bolt crowd's hole friction surface from being polluted by foreign matter such as paint. The utility model does not need to be pasted on the protective area of the steel structure high-strength bolt group holes, and can not bring extra reworking work to the friction surface of the steel structure high-strength bolt group holes, thereby being convenient to use and saving time; corresponding metal baffle plates do not need to be manufactured according to different bolt hole specifications, materials are saved, and cost is reduced.
(2) U type fixture lateral wall and handle set up first through-hole and second through-hole respectively, the round pin axle can run through first through-hole and second through-hole in proper order, with U type fixture lateral wall and handle swing joint, the round pin axle is interference fit respectively with first through-hole, second through-hole, all does not all adopt bolted connection between each part, has avoided the screw thread of paint spraying in-process bolt to be contaminated by paint and influence bolt dismantlement and installation, convenient to use.
(3) The number of the cushion blocks is multiple, and each cushion block can be detachably connected; the protection pads are multiple, and the thicknesses of the protection pads are different; the user can adjust protection pad and/or cushion quantity wantonly according to the steel construction high strength bolt crowd hole friction surface of arbitrary specification, upwards or rotate the handle downwards, makes the handle compress tightly the intraoral protection pad of U type fixture. Flexible and convenient use and wide application range.
(4) The one end that U type fixture was kept away from to the protection pad is provided with the magnet piece, and the magnet piece is pressed and is kept away from the one end surface of U type fixture at the protection pad, and the magnet piece can produce the suction force with steel construction high strength bolt crowd hole friction surface below the protection pad, makes the one end surface that U type fixture was kept away from to the protection pad closely laminate with steel construction high strength bolt crowd hole friction surface, prevents foreign matter pollution steel construction high strength bolt crowd hole friction surface such as paint, convenient to use.
(5) The utility model discloses convenient to use, application scope is wide, simple structure, low in manufacturing cost is honest and clean, has important market value.
Drawings
FIG. 1 is a front view of the present invention
FIG. 2 is a side view of the present invention
FIG. 3 is an exploded view of the present invention
FIG. 4 is a schematic view of a friction surface 6 of a high-strength bolt group hole of a steel structure
FIG. 5 is a schematic view of U-shaped fixture 1 installed on friction surface 6 of high-strength bolt group hole of steel structure
In the figure:
1-U-shaped fixture; 11-a side wall; 111-a first via; 112-a first opening; 2-a pin shaft; 3-a handle; 31-end portion; 311-a groove; 32-a second via; 4-cushion block; 5-a protective pad; 6-steel structure high strength bolt group hole friction surface; 7-magnet block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 3, the device for preventing oil paint pollution on the friction surface of the group of holes of the high-strength bolts with the steel structure comprises a U-shaped fixture 1, a pin shaft 2, a handle 3, a cushion block 4 and a protection pad 5, wherein the protection pad 5 can be placed in an opening of the U-shaped fixture 1, a first opening 112 is formed in the top of a side wall 11 of the U-shaped fixture 1, and the handle 3 is placed in the first opening 112; the two sides of the side wall 11 of the U-shaped fixture 1 are respectively provided with a first through hole 111, the handle 3 is provided with a second through hole 32, and the pin shaft 2 can sequentially penetrate through the first through hole 111 and the second through hole 32 to movably connect the side wall 11 of the U-shaped fixture 1 with the handle 3; the end 31 of the handle 3 is provided with a groove 311, the cushion block 4 can be placed between the groove 311 and the side wall 11 of the U-shaped fixture 1, the handle 3 is locked, and the handle 3 presses the protection pad 5 in the opening of the U-shaped fixture 1 tightly.
Specifically, the handle 3 is rotated upward or downward with the side wall 11 of the U-shaped clamp 1 as an axis, and then the pad 4 is put between the groove 311 and the side wall 11 of the U-shaped clamp 1, so that the handle 3 can press the protection pad 5 in the opening of the U-shaped clamp 1.
Further, the end of the handle 3 away from the recess 331 is spaced from the second through hole 32 by a first distance D1, the second through hole 32 is spaced from the bottom of the handle 3 by a second distance D2, and the first distance D1 is greater than the second distance D2.
Preferably, the handle 3 is perpendicular to the clevis side wall 11.
Preferably, the bottom of the handle 3 is circular arc. The first distance D1 is larger than the second distance D2, the handle 3 is rotated upwards or downwards to gradually reduce the distance between the bottom of the handle 3 and the protection pad 5, and then the cushion block 4 is placed between the groove 311 and the side wall 11 of the U-shaped fixture 1 to press the protection pad 5 by the bottom of the handle 3.
Specifically, steel structure high strength bolt group hole friction surface 6 is arranged below protection pad 5, and after handle 3 compresses protection pad 5 in the opening of U-shaped fixture 1, protection pad 5 is tightly attached to steel structure high strength bolt group hole friction surface 6, so as to prevent steel structure high strength bolt group hole friction surface 6 from being polluted by foreign matters such as paint.
Specifically, the protection pad 5 functions as a cushion.
Preferably, the material of the protection pad 5 is a rubber pad.
Specifically, as shown in fig. 2, the handle 3 is rotated, and the pad 4 is disposed between the groove 311 and the sidewall 11 of the U-shaped fixture 1, so that the handle 3 can press the protection pad 5 in the opening of the U-shaped fixture 1, and the protection pad 5 is tightly attached to the friction surface 6 of the steel-structured high-strength bolt group hole, thereby preventing foreign matters such as paint from contaminating the friction surface to be protected.
Further, as shown in fig. 2, a magnet block 7 is disposed at an end of the protection pad 5 away from the U-shaped fixture 1.
Specifically, the one end that U type fixture 1 was kept away from to protection pad 5 is provided with magnet piece 7, magnet piece 7 is pressed and is kept away from the upper surface of U type fixture 1 one end at protection pad 5, and magnet piece 7 can produce the suction force with steel construction high strength bolt crowd hole friction surface 6 of protection pad 5 below, makes the one end that U type fixture 1 was kept away from to protection pad 5 closely laminate with steel construction high strength bolt crowd hole friction surface 6, prevents that foreign matters such as paint from polluting steel construction high strength bolt crowd hole friction surface 6.
Specifically, the steel-structured high-strength bolt group hole friction surface 6 is made of a metal material that can be attracted by a magnet.
Furthermore, the cushion block 4 is provided with a plurality of cushion blocks, and each cushion block 4 can be detachably connected.
Preferably, the respective pads 4 are snap-connected.
Preferably, the thickness of each pad 4 is different.
Specifically, a user can randomly adjust the number and/or thickness of the cushion blocks 4 according to the steel structure high-strength bolt group hole friction surface 6 with any specification, install different cushion blocks 4 together, place the different cushion blocks in the groove 311 of the handle 3, and rotate the handle 3 to enable the handle 3 to tightly press the protection pad 5 in the opening of the U-shaped fixture 1.
Specifically, according to the different thickness of steel construction high strength bolt crowd hole friction surface 6, can select the cushion 4 of different thickness, make handle 3 can compress tightly the intraoral cushion 4 of U type fixture 1.
Further, the protection pad 5 is plural.
Preferably, the thicknesses of the protection pads 5 are different, and a user can adjust the number of the protection pads 5 according to the steel structure high-strength bolt group hole friction surface 6 with any specification, and rotate the handle 3 to enable the handle 3 to press the protection pads 5 in the opening of the U-shaped clamp 1.
Further, the pin shaft 2 is in interference fit with the first through hole 111 and the second through hole 32, so that the firmness of connection between the pin shaft 2 and the side wall 11 and the handle 3 of the U-shaped fixture 1 can be enhanced.
Further, the end of the handle 3 far away from the groove 311 is arc-shaped, which is convenient for a user to rotate the handle 3 upwards or downwards.
Preferably, the U-shaped fixture 1, the handle 3 and the cushion block 4 are made of Q235B steel, are corrosion-resistant, have good toughness and castability, and are easy to punch and weld.
Preferably, the pin shaft 2 is round steel, and the outer diameter is 45 mm.
The utility model discloses the theory of operation as follows:
firstly, a pin shaft 2 sequentially penetrates through a first through hole 111 and a second through hole 32, and the side wall 11 of the U-shaped clamp 1 is movably connected with a handle 3; as shown in fig. 4 and 5, then, placing the U-shaped fixture 1 on the end part of one side of the friction surface 6 of the group of steel structure high-strength bolts, so that the friction surface 6 of the group of steel structure high-strength bolts is positioned in the opening of the U-shaped fixture 1, placing one end of the protection pad 5 in the opening of the U-shaped fixture 1, and making the protection pad 5 flatly attached to the surface of the friction surface 6 of the group of steel structure high-strength bolts; then the handle 3 is rotated upwards or downwards, and the cushion block 4 is arranged between the groove 311 and the side wall 11 of the U-shaped fixture 1, so that the handle 3 locks the cushion block 4 in the opening of the U-shaped fixture 1; next, the magnet block 7 is pressed on the surface of the protection pad 5 at the end far away from the U-shaped fixture 1, and the magnet block 7 can generate a suction force with the steel structure high-strength bolt group hole friction surface 6 below the protection pad 5, so that the surface of the protection pad 5 at the end far away from the U-shaped fixture 1 is tightly attached with the steel structure high-strength bolt group hole friction surface 6. After the steps are completed, the protective pad 5 completely shields the friction surface 6 of the steel structure high-strength bolt group hole, so that foreign matters such as paint can be prevented from polluting the friction surface 6 of the steel structure high-strength bolt group hole.
After the construction of the steel structure high-strength bolt group hole friction surface 6 is completed, firstly, a certain external force is applied to the end part of the handle 3 far away from the groove 311, the handle 3 is rotated downwards, the distance between the groove 311 and the side wall 11 of the U-shaped fixture 1 is increased, and the cushion block 4 is taken out from the space between the groove 311 and the side wall 11 of the U-shaped fixture 1; then the handle 3 is rotated upwards to gradually increase the distance between the bottom of the handle 3 and the protection pad 5, and then the protection pad 5 is taken out from the opening of the U-shaped fixture 1.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications and equivalent changes made according to the technical spirit of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a grease proofing lacquer pollution prevention device of steel construction high strength bolt crowd hole friction surface which characterized in that: the protective device comprises a U-shaped fixture (1), a pin shaft (2), a handle (3), a cushion block (4) and a protective pad (5), wherein the protective pad (5) can be placed in an opening of the U-shaped fixture (1), a first opening (112) is formed in the top of a side wall (11) of the U-shaped fixture (1), and the handle (3) is located in the first opening (112); two sides of the side wall (11) of the U-shaped fixture (1) are respectively provided with a first through hole (111), the handle (3) is provided with a second through hole (32), the pin shaft (2) can sequentially penetrate through the first through hole (111) and the second through hole (32), and the side wall (11) of the U-shaped fixture (1) is movably connected with the handle (3); the first end portion (31) of the handle (3) is provided with a groove (311), and the cushion block (4) can be placed between the groove (311) and the side wall (11) of the U-shaped fixture (1) to lock the handle (3).
2. The device for preventing the paint from polluting the friction surfaces of the group of holes of the high-strength bolts with the steel structure according to claim 1, is characterized in that: the distance between the end part of the handle (3) far away from the groove (311) and the second through hole (32) is a first distance D1, the distance between the second through hole (32) and the bottom of the handle (3) is a second distance D2, and the first distance D1 is greater than the second distance D2.
3. The device for preventing the paint from polluting the friction surfaces of the group of holes of the high-strength bolts with the steel structure according to claim 2, is characterized in that: and a magnet block (7) is arranged at one end of the protection pad (5) far away from the U-shaped fixture (1).
4. The device for preventing oil paint pollution on the friction surface of the holes of the steel structure high-strength bolt group according to claim 1, 2 or 3, is characterized in that: the cushion blocks (4) are multiple, and each cushion block (4) can be detachably connected.
5. The device for preventing oil paint pollution on the friction surface of the holes of the steel structure high-strength bolt group according to claim 1, 2 or 3, is characterized in that: the number of the protection pads (5) is multiple.
6. The device for preventing oil paint pollution on the friction surface of the holes of the steel structure high-strength bolt group according to claim 1, 2 or 3, is characterized in that: the pin shaft (2) is in interference fit with the first through hole (111) and the second through hole (32) respectively.
7. The device for preventing oil paint pollution on the friction surface of the holes of the steel structure high-strength bolt group according to claim 1, 2 or 3, is characterized in that: the bottom of the handle (3) and the end part of the handle (3) far away from the groove (311) are both arc-shaped.
8. The device for preventing oil paint pollution on the friction surface of the holes of the steel structure high-strength bolt group according to claim 1, 2 or 3, is characterized in that: the U-shaped fixture (1), the handle (3) and the cushion block (4) are made of Q235B steel, and the pin shaft (2) is made of round steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920595923.4U CN210449602U (en) | 2019-04-28 | 2019-04-28 | Oil paint pollution preventing device for steel structure high-strength bolt group hole friction surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920595923.4U CN210449602U (en) | 2019-04-28 | 2019-04-28 | Oil paint pollution preventing device for steel structure high-strength bolt group hole friction surface |
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| Publication Number | Publication Date |
|---|---|
| CN210449602U true CN210449602U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920595923.4U Active CN210449602U (en) | 2019-04-28 | 2019-04-28 | Oil paint pollution preventing device for steel structure high-strength bolt group hole friction surface |
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| CN (1) | CN210449602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112604894A (en) * | 2020-12-02 | 2021-04-06 | 曾宗全 | Equipment is paintd to traumatic injury medicine |
-
2019
- 2019-04-28 CN CN201920595923.4U patent/CN210449602U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112604894A (en) * | 2020-12-02 | 2021-04-06 | 曾宗全 | Equipment is paintd to traumatic injury medicine |
| CN112604894B (en) * | 2020-12-02 | 2022-07-08 | 安徽健兴大药房连锁有限公司庆余药房 | Equipment is paintd to traumatic injury medicine |
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