CN211550236U - Anti-rotation conical bolt for engineering machinery - Google Patents
Anti-rotation conical bolt for engineering machinery Download PDFInfo
- Publication number
- CN211550236U CN211550236U CN202020154897.4U CN202020154897U CN211550236U CN 211550236 U CN211550236 U CN 211550236U CN 202020154897 U CN202020154897 U CN 202020154897U CN 211550236 U CN211550236 U CN 211550236U
- Authority
- CN
- China
- Prior art keywords
- nut
- traveller
- bolt
- groove
- draw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses an engineering machine tool is with preventing rotation circular cone bolt, including screw rod and nut, the bottom of screw rod is equipped with the toper portion, and the nut screw thread is installed on the toper portion, and annular draw-in groove has been seted up at the middle part of toper portion, and two spouts have been seted up respectively to the both sides of nut inner wall, and the inside of two spouts slides respectively and slides and be equipped with two travelers, and the one end of two travelers all through the spring respectively with the one end fixed connection of two spout inner walls, the both sides of draw-in groove are inserted respectively to the other end of two travelers, the beneficial effects of the utility model: during the installation nut, can play extruded effect to the traveller through the slope and the toper part contact of traveller, make the traveller shrink to the inside of spout, when the nut is installed to suitable position, ejecting to inserting the draw-in groove with the traveller under the elastic action of spring, cooperate through the traveller and draw-in groove and can fix a position the nut, can avoid the bolt rotation to take place the separation then, improve the connection and stability.
Description
Technical Field
The utility model relates to a circular cone bolt, in particular to engineering machine tool is with preventing rotation circular cone bolt belongs to engineering machine tool part technical field.
Background
Construction machines are an important component of the equipment industry. In general, mechanical equipment necessary for comprehensive mechanized construction works required for earth and stone construction works, road surface construction and maintenance, mobile lifting, loading and unloading operations, and various construction works is called as construction machinery.
The existing engineering machinery bolt is generally firmly connected, but the existing engineering machinery bolt is generally a bolt cylindrical bolt, and the rotation is easy to occur in the using process, so that the nut and the screw rod are separated, the connection stability is influenced, and at present, some anti-rotation conical bolts are also arranged, but the existing conical bolts are simple in structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an engineering machine tool is with preventing rotation taper bolt to the rotation takes place easily in the use for the current engineering machine tool bolt who proposes in solving above-mentioned background art, leads to the problem of nut and screw rod separation.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an engineering machine tool is with preventing rotation circular cone bolt, includes screw rod and nut, the bottom of screw rod is equipped with the toper portion, nut screw thread installs on the toper portion, annular draw-in groove has been seted up at the middle part of toper portion, two spouts have been seted up respectively to the both sides of nut inner wall, two the inside of spout slides respectively and is equipped with two travelers, two the one end of traveler all through the spring respectively with the one end fixed connection of two spout inner walls, two the other end of traveler inserts the both sides of draw-in groove respectively.
As a preferred technical scheme of the utility model, two screw holes, two have been seted up respectively to the both sides of nut the inside of screw hole slides respectively to alternate and is connected with two slide bars, two the one end of slide bar rotates with the one end of two travellers respectively and is connected, two the other end of slide bar is fixed respectively and is equipped with two handles.
As an optimal technical scheme of the utility model, two screw thread portions with screw hole assorted are seted up respectively to the one end of slide bar.
As an optimized technical scheme of the utility model, two the other end of slide bar can have two marked lines respectively.
As an optimal technical scheme of the utility model, two the other end of traveller all is equipped with the slope of mutually supporting with the toper portion.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an engineering machine tool is with preventing rotation circular cone bolt, during the mounting nut, can play extruded effect to the traveller through the slope and the toper part contact of traveller, make the traveller shrink to the inside of spout, when the nut is installed to suitable position, with the traveller ejecting to inserting the draw-in groove under the elastic action of spring, cooperate through traveller and draw-in groove and can fix a position the nut, can avoid the bolt rotation to take place the separation then, improve the connection and stability, the structure is more reasonable practical.
Drawings
Fig. 1 is a schematic front structural view of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.
In the figure: 1. a screw; 2. a nut; 3. a tapered portion; 4. a card slot; 5. a chute; 6. a traveler; 7. a spring; 8. a slide bar; 9. a handle; 10. a threaded portion; 11. and (5) marking.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides an anti-rotation conical bolt for engineering machinery, comprising a screw rod 1 and a nut 2, wherein the bottom of the screw rod 1 is provided with a conical part 3, the nut 2 is installed on the conical part 3 in a threaded manner, the middle part of the conical part 3 is provided with an annular clamping groove 4, two sliding grooves 5 are respectively arranged on two sides of the inner wall of the nut 2, two sliding columns 6 are respectively arranged in the two sliding grooves 5 in a sliding manner, one end of each sliding column 6 is respectively fixedly connected with one end of the inner wall of each sliding groove 5 through a spring 7, the other end of each sliding column 6 is respectively inserted into two sides of the clamping groove 4, the sliding columns 6 can be extruded through the contact between the sliding columns 6 and the conical part 3, so that the sliding columns 6 are contracted into the sliding grooves 5, when the nut 2 is installed at a proper position, the sliding columns 6 are ejected out to the clamping groove 4 under the elastic action of the spring 7, the nut 2 can be positioned, and then the separation of the self rotation of the bolt can be avoided.
Preferably, two threaded holes are respectively formed in two sides of the nut 2, two sliding rods 8 are respectively slidably inserted into the two threaded holes, one ends of the two sliding rods 8 are respectively rotatably connected with one ends of two sliding columns 6, two handles 9 are respectively fixedly arranged at the other ends of the two sliding rods 8, the sliding columns 6 can be driven to be separated from the clamping grooves 4 by pulling the sliding rods 8 through the handles 9, the sliding columns 6 are prevented from hindering the disassembly of the nut 2, two threaded parts 10 matched with the threaded holes are respectively formed in one ends of the two sliding rods 8, the sliding rods 8 can be positioned by matching the threaded parts 10 with the threaded holes, then the sliding columns 6 are positioned, the disassembly of the nut 2 is avoided, two marked lines 11 are respectively arranged at the other ends of the two sliding rods 8, a user can conveniently and quickly judge whether the sliding columns 6 are inserted into the clamping grooves 4 through the marked lines 11, slopes matched with the conical parts, the ramp prevents the slide 6 from interfering with the mounting of the nut 2.
When the anti-rotation conical bolt is used, the screw rod 1 is inserted into the bolt hole firstly in the using process, then the nut 2 is installed, in the installation process, the slide column 6 can be extruded by the contact of the slope of the slide column 6 and the conical part 3, the slide column 6 is contracted into the chute 5, when the nut 2 is installed to a proper position, the slide column 6 is ejected to the insertion slot 4 under the elastic action of the spring 7, the nut 2 can be positioned by the matching of the slide column 6 and the slot 4, the self-rotation is prevented, the separation of the bolt self-rotation can be avoided, the connection stability is improved, the structure is more reasonable and practical, the marking 11 can be inserted into the threaded hole when the slide column 6 is inserted into the slot 4, at the moment, a user can not watch the marking 11, the user can conveniently and quickly judge whether the slide column 6 is inserted into the slot 4 through the marking 11, when the nut 2 needs to be disassembled, the handle 9 is used for pulling the sliding rod 8 to the threaded part 10 to be matched with the threaded hole, the sliding rod 8 is rotated by the handle 9 to drive the threaded part 10 to be matched with the threaded hole to realize the positioning of the sliding column 6, the nut 2 is prevented from being disassembled, and the nut 2 is more convenient to disassemble.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Claims (5)
1. The utility model provides an engineering machine tool is with preventing rotation circular cone bolt, includes screw rod (1) and nut (2), its characterized in that, the bottom of screw rod (1) is equipped with toper portion (3), nut (2) screw thread is installed on toper portion (3), annular draw-in groove (4) have been seted up at the middle part of toper portion (3), two spout (5) have been seted up respectively to the both sides of nut (2) inner wall, two the inside of spout (5) slides respectively and is equipped with two travelers (6), two the one end of traveller (6) all through spring (7) respectively with the one end fixed connection of two spout (5) inner walls, two the both sides of draw-in groove (4) are inserted respectively to the other end of traveller (6).
2. The anti-rotation conical bolt for construction machinery according to claim 1, wherein: two threaded holes are formed in two sides of the nut (2) respectively, two sliding rods (8) are slidably inserted into the threaded holes respectively, one ends of the sliding rods (8) are rotatably connected with one ends of two sliding columns (6) respectively, and two handles (9) are fixedly arranged at the other ends of the sliding rods (8) respectively.
3. The anti-rotation conical bolt for construction machinery according to claim 2, wherein: one end of each of the two sliding rods (8) is provided with two threaded parts (10) matched with the threaded holes.
4. The anti-rotation conical bolt for construction machinery according to claim 2, wherein: the other ends of the two sliding rods (8) can be respectively provided with two marked lines (11).
5. The anti-rotation conical bolt for construction machinery according to claim 1, wherein: the other ends of the two sliding columns (6) are provided with slopes matched with the conical parts (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020154897.4U CN211550236U (en) | 2020-02-07 | 2020-02-07 | Anti-rotation conical bolt for engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020154897.4U CN211550236U (en) | 2020-02-07 | 2020-02-07 | Anti-rotation conical bolt for engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211550236U true CN211550236U (en) | 2020-09-22 |
Family
ID=72493238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020154897.4U Active CN211550236U (en) | 2020-02-07 | 2020-02-07 | Anti-rotation conical bolt for engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211550236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757242A (en) * | 2021-07-23 | 2021-12-07 | 范雯萱 | Power supply equipment fixing frame |
-
2020
- 2020-02-07 CN CN202020154897.4U patent/CN211550236U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757242A (en) * | 2021-07-23 | 2021-12-07 | 范雯萱 | Power supply equipment fixing frame |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211550236U (en) | Anti-rotation conical bolt for engineering machinery | |
| CN110549435B (en) | Wood lathe convenient to change cutter | |
| CN211839662U (en) | Quick die change device of bending machine tool | |
| CN212201418U (en) | Water conservancy construction building bearing structure | |
| CN216461977U (en) | Integral hard alloy deep hole drill bit | |
| CN214149910U (en) | Broken sampling equipment of geotechnical engineering construction | |
| CN213410349U (en) | Thimble for machining | |
| CN214952256U (en) | Sampling device for civil engineering | |
| CN221054113U (en) | High stability antiskid fiber board nail | |
| CN220339712U (en) | Split type soil sampler | |
| CN217224938U (en) | Probe card needle grinding machine convenient to disassemble | |
| CN217204791U (en) | Stone curtain wall connecting structure | |
| CN217609381U (en) | Dual-purpose removable coring device for pineapples | |
| CN214924949U (en) | Clear useless mould of being convenient for clear hole | |
| CN217586383U (en) | Exploration equipment for geological ecology treatment | |
| CN216587754U (en) | Height-adjustable plastering sample frame device | |
| CN220216826U (en) | Drilling machine with drill bit convenient to replace | |
| CN219034634U (en) | Drill bit of pile drilling machine | |
| CN212794770U (en) | Upper clamp reinforcing mechanism | |
| CN219771644U (en) | Lifting device for overhauling washing machine | |
| CN210669253U (en) | High-voltage board of quick locking isolation handcart | |
| CN219786854U (en) | Bench tapping machine convenient to change screw tap | |
| CN210756061U (en) | Pull rod welding positioning device | |
| CN218626145U (en) | Soil pulling device | |
| CN216446872U (en) | Drill rod unloading device of coal mine drilling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |