CN216343314U - High strength bolt group convenient to installation - Google Patents
High strength bolt group convenient to installation Download PDFInfo
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- CN216343314U CN216343314U CN202122074279.6U CN202122074279U CN216343314U CN 216343314 U CN216343314 U CN 216343314U CN 202122074279 U CN202122074279 U CN 202122074279U CN 216343314 U CN216343314 U CN 216343314U
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Abstract
The utility model belongs to the technical field of bolt tools, in particular to a high-strength bolt group convenient to mount, which aims at the problems of inconvenient operation and poor guiding effect when the bolt group is mounted, and the utility model provides a scheme that the high-strength bolt group comprises a screw rod and a nut in threaded connection with the outer surface of the screw rod, wherein a screw rod head is fixed on the side wall of the top end of the screw rod, a support frame is mounted on the outer side of the screw rod, the screw rod head is positioned on the side wall of one side of the support frame, and a movable plate is connected with the side wall of one side of the support frame in a sliding way; according to the utility model, through the arrangement of the supporting frame, when the bolt is installed, the bolt is guided to assist, and the position phenomenon of the bolt in the installation process is avoided, so that the installation accuracy of the thread is improved.
Description
Technical Field
The utility model relates to the technical field of bolt tools, in particular to a high-strength bolt group convenient to install.
Background
High-strength bolts are made of high-strength steel or bolts that require a large preload force, and are referred to as high-strength bolts. The high-strength bolt is mainly used for connecting bridges, steel rails, high-pressure equipment and ultrahigh-pressure equipment. The fracture of such a bolt is often brittle.
At present, high strength bolt is a fastener commonly used, and current high strength bolt needs use tools to assist its installation in the use, owing to carry out the application of power between the manual work at the in-process of installation, the size of power can influence the installation operation, and is relatively poor to its supplementary direction effect, and the position that leads to the bolt after the installation has certain deviation, influences the result of use of the bolt after the installation, and the installation operation is inconvenient when installing it.
Therefore, a high-strength bolt set convenient to install is needed to solve the problems of inconvenient operation and poor guiding effect when the bolt set is installed.
SUMMERY OF THE UTILITY MODEL
The high-strength bolt group convenient to install provided by the utility model solves the problems of inconvenience in operation and poor guiding effect when the bolt group is installed.
In order to achieve the purpose, the utility model adopts the following technical scheme: a high-strength bolt group convenient to install comprises a screw and a nut in threaded connection with the outer surface of the screw, wherein a screw head is fixed on the top side wall of the screw, a support frame is installed on the outer side of the screw, the screw head is located on one side wall of the support frame, a movable plate is connected to one side wall of the support frame in a sliding mode, four symmetrically-arranged expansion springs a are fixed between the movable plate and the two side walls of the support frame, a sliding groove is formed in one side wall of the movable plate, a support sleeve is rotated on one side wall of the sliding groove and is sleeved on the outer surface of the nut, two symmetrically-arranged gears are connected to one side wall of the support frame in a rotating mode, two symmetrically-arranged tooth-shaped plates are connected to one side of the movable plate in a sliding mode, the bottom side wall of the tooth-shaped plate close to one side of the expansion springs a is connected with one side wall of the support sleeve in a rotating mode, the lateral wall of one side of support frame is located the both sides of screw head and is fixed with the adapter sleeve, two the adapter sleeve is the symmetry setting, the removal subassembly is installed to one side lateral wall of support frame.
Preferably, the removal subassembly include with support the fixed cover of one side lateral wall of cover, two fixed cover is the symmetry setting, one side lateral wall sliding connection of fixed cover has the slide bar, being close to of slide bar the one end of nut is fixed with the fixed plate, the fixed plate with be fixed with expanding spring b between the both sides lateral wall of fixed cover, expanding spring b slides and cup joints in the surface of slide bar, support one side inner wall threaded connection of cover and rotate the cover, one side lateral wall of rotating the cover be fixed with slide bar matched with extrusion stem, one side lateral wall of rotating the cover with the bottom lateral wall of extrusion stem is fixed, two the extrusion stem is the symmetry setting, the extrusion stem is located one side that the nut was kept away from to the slide bar.
Preferably, the outer surface of one end of the sliding rod is an inclined surface, the contact surface of the sliding rod and the extrusion rods is an inclined surface matched with each other, and the two extrusion rods are both in sliding connection with the side wall of one side of the support sleeve.
Preferably, the side wall of the bottom end of the fixed plate is in sliding connection with the side wall of one side of the support sleeve, and the surface of one end of the fixed plate is an arc surface.
Preferably, one side inner wall sliding connection of adapter sleeve has a pressing plate, pressing plate with it has the connecting rod to articulate between the both sides lateral wall of flute profile board, one side lateral wall of pressing plate with the laminating of one side outer wall of screw head mutually.
Preferably, the moving plate and the screw rod are arranged in parallel, and one side wall of the support sleeve is attached to one side wall of the nut.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the arrangement of the supporting frame, when the bolt is installed, the bolt is guided to assist, and the position phenomenon of the bolt in the installation process is avoided, so that the installation accuracy of the thread is improved.
2. According to the utility model, the extrusion rod can extrude and push the rotary sleeve through rotation of the rotary sleeve, so that the purpose of moving the fixed plate is achieved, the fixing and limiting effect on the nut is realized, the moving operation on the pressing plate is realized through the meshing effect of the gear and the toothed plate, the screw head can be pressed and fixed, and the stability of the screw head in the installation process is improved.
Drawings
Fig. 1 is a schematic main sectional structure diagram of a high-strength bolt set convenient to install according to the present invention;
FIG. 2 is an enlarged view of area A of FIG. 1;
fig. 3 is a schematic front view of a high-strength bolt set convenient to install according to the present invention.
In the figure: 1. a screw; 2. a nut; 3. a screw head; 4. a support frame; 5. moving the plate; 6. A telescopic spring a; 7. a chute; 8. a support sleeve; 9. a gear; 10. a toothed plate; 11. connecting sleeves; 12. a moving assembly; 120. fixing a sleeve; 121. a slide bar; 122. a fixing plate; 123. A telescopic spring b; 124. rotating the sleeve; 125. an extrusion stem; 13. a pressing plate; 14. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a high-strength bolt set convenient to install comprises a screw rod 1 and a nut 2 in threaded connection with the outer surface of the screw rod 1, a screw head 3 is fixed on the side wall of the top end of the screw rod 1, a support frame 4 is installed on the outer side of the screw rod 1, the screw head 3 is positioned on one side wall of the support frame 4, a movable plate 5 is slidably connected with one side wall of the support frame 4, four symmetrically-arranged extension springs a6 are fixed between the movable plate 5 and the side wall of the two sides of the support frame 4, a sliding groove 7 is formed in one side wall of the movable plate 5, a support sleeve 8 is rotatably arranged on one side wall of the sliding groove 7, the support sleeve 8 is sleeved on the outer surface of the nut 2, two symmetrically-arranged gears 9 are rotatably connected with one side wall of the support frame 4, two symmetrically-arranged tooth-shaped plates 10 are slidably connected with one side wall of the movable plate 5, and the bottom end side wall of the tooth-shaped plate 10 close to one side of the extension spring a6 is rotatably connected with one side wall of the support sleeve 8, one side lateral wall of support frame 4 is located the both sides of screw head 3 and is fixed with adapter sleeve 11, two adapter sleeve 11 are the symmetry setting, removal subassembly 12 is installed to one side lateral wall of support frame 4, it is concrete, setting through support frame 4, when installing the bolt, guide the additional action to it, avoid the bolt to produce the phenomenon of position at the in-process of installation, through the setting of supporting cover 8, can make it be in earlier enough to stable state when installing nut 2, make screw rod 1 and screw head 3 be in the state of stabilizing, improve the installation effectiveness to the bolt group installation.
The moving assembly 12 includes a fixed sleeve 120 fixed to a side wall of the support sleeve 8, the two fixed sleeves 120 are symmetrically disposed, a side wall of the fixed sleeve 120 is slidably connected to a sliding rod 121, a fixed plate 122 is fixed to one end of the sliding rod 121 close to the nut 2, a telescopic spring b123 is fixed between the fixed plate 122 and a side wall of the fixed sleeve 120, the telescopic spring b123 is slidably sleeved on an outer surface of the sliding rod 121, a rotating sleeve 124 is threadedly connected to an inner wall of one side of the support sleeve 8, a pressing rod 125 matched with the sliding rod 121 is fixed to a side wall of one side of the rotating sleeve 124, a side wall of one side of the rotating sleeve 124 is fixed to a bottom side wall of the pressing rod 125, the two pressing rods 125 are symmetrically disposed, the pressing rod 125 is located at a side of the sliding rod 121 away from the nut 2, specifically, the pressing rod 125 can be pressed and pushed by the pressing rod 125 through rotation of the rotating sleeve 124, so as to achieve the purpose of moving the fixed plate 122, the fixed spacing effect to nut 2 is realized.
The outer surface of one end of the sliding rod 121 is an inclined surface, the contact surfaces of the sliding rod 121 and the extrusion rods 125 are inclined surfaces matched with each other, the two extrusion rods 125 are both slidably connected with one side wall of the supporting sleeve 8, the bottom end side wall of the fixing plate 122 is slidably connected with one side wall of the supporting sleeve 8, the surface of one end of the fixing plate 122 is an arc surface, the inner wall of one side of the connecting sleeve 11 is slidably connected with the pressing plate 13, the connecting rod 14 is hinged between the pressing plate 13 and the side wall of two sides of the toothed plate 10, one side wall of the pressing plate 13 is attached to one side outer wall of the screw head 3, the moving plate 5 is arranged in parallel with the screw rod 1, one side wall of the supporting sleeve 8 is attached to one side wall of the nut 2, through the meshing action of gear 9 and castellated plate 10, realize the removal operation to pressing board 13, make it can press fixed screw head 3, improve its stability in the installation.
The working principle is as follows: when the bolt group needs to be installed, the support frame 4 is placed at a place where the bolt group needs to be installed, the support sleeve 8 is moved towards the nut 2, the support sleeve 8 can rotate inside the chute 7 to be sleeved on the outer surface of the nut 2, the nut 2 can be in a stable state when being installed through the support sleeve 8, the screw 1 and the screw head 3 are in a stable state, the installation efficiency of the bolt group installation is improved, the rotating sleeve 124 rotates towards the top end of the support sleeve 8, the extrusion rod 125 can move along with the rotation, the extrusion rod 125 can extrude and push the sliding rod 121, the sliding rod 121 can drive the fixing plate 122 to move under the extrusion of the extrusion rod 125, the fixing plate 122 can drive the telescopic spring b123 to move when moving, the tooth-shaped plate 10 can move along with the movement of the support sleeve 8, toothed plate 10 can drive gear 9 and rotate when removing, and two toothed plate 10 can remove in step when gear 9 rotates, and toothed plate 10 can drive connecting rod 14 and remove when removing, and connecting rod 14 can drive when removing and press the pressure board 13 to remove, presses the pressure board 13 to slide in the inside of adapter sleeve 11, makes it to press screw head 3 fixedly, improves its stability in the installation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The high-strength bolt group convenient to install comprises a screw rod (1) and a nut (2) which is connected with the outer surface of the screw rod (1) in a threaded manner, wherein a screw rod head (3) is fixed on the side wall of the top end of the screw rod (1), the high-strength bolt group is characterized in that a support frame (4) is installed on the outer side of the screw rod (1), the screw rod head (3) is located on the side wall of one side of the support frame (4), a movable plate (5) is connected to the side wall of one side of the support frame (4) in a sliding manner, four symmetrically-arranged extension springs a (6) are fixed between the movable plate (5) and the side wall of the two sides of the support frame (4), a sliding groove (7) is formed in the side wall of one side of the movable plate (5), a support sleeve (8) is rotated on the side wall of one side of the sliding groove (7), the support sleeve (8) is sleeved on the outer surface of the nut (2), two symmetrically-arranged gears (9) are rotatably connected to the side wall of one side of the support frame (4), one side sliding connection of movable plate (5) has two dentate plates (10) that are the symmetry and set up, is close to the bottom lateral wall of dentate plate (10) of expanding spring a (6) one side with one side lateral wall of supporting sleeve (8) rotates and connects, one side lateral wall of support frame (4) is located the both sides of screw head (3) and is fixed with adapter sleeve (11), two adapter sleeve (11) are the symmetry and set up, removal subassembly (12) are installed to one side lateral wall of support frame (4).
2. The high-strength bolt set convenient to install according to claim 1, wherein the moving assembly (12) comprises two fixing sleeves (120) fixed to one side wall of the supporting sleeve (8), the two fixing sleeves (120) are symmetrically arranged, one side wall of each fixing sleeve (120) is slidably connected with a sliding rod (121), one end of each sliding rod (121) close to the nut (2) is fixed with a fixing plate (122), a telescopic spring b (123) is fixed between each fixing plate (122) and the two side walls of each fixing sleeve (120), the telescopic spring b (123) is slidably sleeved on the outer surface of each sliding rod (121), one side inner wall of each supporting sleeve (8) is in threaded connection with a rotating sleeve (124), one side wall of each rotating sleeve (124) is fixed with a pressing rod (125) matched with the corresponding sliding rod (121), the side wall of one side of the rotating sleeve (124) is fixed with the side wall of the bottom end of the extrusion rod (125), the two extrusion rods (125) are symmetrically arranged, and the extrusion rod (125) is located on one side, away from the nut (2), of the sliding rod (121).
3. The high-strength bolt set convenient to install according to claim 2, wherein the outer surface of one end of the sliding rod (121) is an inclined surface, the contact surface of the sliding rod (121) and the pressing rod (125) is a matched inclined surface, and both the pressing rods (125) are slidably connected with one side wall of the supporting sleeve (8).
4. An easily-installed high-strength bolt set according to claim 2, wherein a bottom end side wall of the fixing plate (122) is slidably connected with a side wall of the supporting sleeve (8), and an end surface of the fixing plate (122) is a circular arc surface.
5. The easy-to-install high-strength bolt set according to claim 1, wherein a pressing plate (13) is slidably connected to an inner wall of one side of the connecting sleeve (11), a connecting rod (14) is hinged between the pressing plate (13) and side walls of two sides of the toothed plate (10), and a side wall of one side of the pressing plate (13) is attached to an outer wall of one side of the screw head (3).
6. An easily assembled high-strength bolt assembly according to claim 1, wherein the moving plate (5) is parallel to the screw (1), and one side wall of the support sleeve (8) is attached to one side wall of the nut (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122074279.6U CN216343314U (en) | 2021-08-31 | 2021-08-31 | High strength bolt group convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122074279.6U CN216343314U (en) | 2021-08-31 | 2021-08-31 | High strength bolt group convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216343314U true CN216343314U (en) | 2022-04-19 |
Family
ID=81170567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122074279.6U Active CN216343314U (en) | 2021-08-31 | 2021-08-31 | High strength bolt group convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216343314U (en) |
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2021
- 2021-08-31 CN CN202122074279.6U patent/CN216343314U/en active Active
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