CN211314761U - Connecting structure for screw butt joint - Google Patents
Connecting structure for screw butt joint Download PDFInfo
- Publication number
- CN211314761U CN211314761U CN201922000747.8U CN201922000747U CN211314761U CN 211314761 U CN211314761 U CN 211314761U CN 201922000747 U CN201922000747 U CN 201922000747U CN 211314761 U CN211314761 U CN 211314761U
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- connecting portion
- screw rod
- screw
- butt joint
- connecting part
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Abstract
The utility model belongs to the technical field of connecting tool, a connection structure for screw rod butt joint is disclosed, including connecting piece and mounting. The two ends of the connecting piece can be respectively sleeved on the two screw rods, the connecting piece comprises a first connecting part and a second connecting part which are detachably buckled with each other, one end of the first connecting part can be detachably connected to one screw rod, the other end of the first connecting part can be detachably connected to the other screw rod, one end of the second connecting part can be detachably connected to one screw rod, and the other end of the second connecting part can be detachably connected to the other screw rod; the periphery of connecting piece can be located to the mounting, fastens the connecting piece on two screws. The utility model provides a pair of a connection structure for screw rod butt joint can quick assembly disassembly when using, carries out accurate control, convenient operation to the length of closing soon of screw rod.
Description
Technical Field
The utility model relates to a connecting tool technical field especially relates to a connection structure for screw rod butt joint.
Background
In machining, a screw is often required to be used for connection when a tool clamp is installed. Because the size of part anchor clamps is great, can meet the not enough condition of screw rod length during the installation, the method that mainly adopts at present is to carry out butt joint to two screws through the connecting sleeve to realize the increase of screw rod length. However, when the connection sleeve is adopted for butt joint connection, the respective screwing length of the two screws cannot be seen, and the accurate control cannot be carried out, so that the total length of the screws after butt joint cannot be applied to actual conditions easily, the screwing length of the two screws needs to be adjusted for many times, and a large amount of time is wasted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a connection structure for screw rod butt joint can close length soon to the screw rod and carry out accurate control, convenient operation.
To achieve the purpose, the utility model adopts the following technical proposal:
a connection structure for screw butt joint, comprising:
the connecting piece comprises a first connecting part and a second connecting part which are detachably buckled with each other, one end of the first connecting part can be detachably connected to one screw rod, the other end of the first connecting part can be detachably connected to the other screw rod, one end of the second connecting part can be detachably connected to one screw rod, and the other end of the second connecting part can be detachably connected to the other screw rod;
and the fixing piece can be sleeved on the periphery of the connecting piece to fasten the connecting piece on the two screw rods.
Preferably, the connecting piece is of a sleeve structure with a conical outer periphery, and the fixing piece is of a sleeve structure comprising a conical through hole.
Preferably, the first connecting portion is provided with a first matching surface, the second connecting portion is provided with a second matching surface, the first matching surface and the second matching surface are both arc surfaces, the first matching surface and the second matching surface are both provided with first threads, two ends of the first matching surface are connected to the two screw rods through the first threads, and two ends of the second matching surface are connected to the two screw rods through the first threads.
Preferably, the first matching surface and the second matching surface are both semi-circular arc surfaces.
Preferably, one of the first connecting portion and the second connecting portion is provided with a positioning protrusion, and the other one is provided with a positioning groove, and the positioning protrusion can be matched with the positioning groove, so that the second connecting portion and the first connecting portion are mutually buckled.
Preferably, the first connecting portion and the second connecting portion are provided with positioning protrusions and positioning grooves, and the positioning protrusion on one connecting portion is matched with the positioning groove on the other connecting portion, so that the second connecting portion and the first connecting portion are buckled with each other.
Preferably, the positioning protrusion and the positioning groove are both provided in plurality.
Preferably, the first connecting portion and the second connecting portion are both provided with second threads, and the fixing member is provided with internal threads, and the second threads can be matched with the internal threads, so that the fixing member can fasten the connecting member to the two screws.
Preferably, the height of the fixing member is the same as the height of the connecting member.
The utility model has the advantages that:
the connecting structure for butt joint of the screw rods is used for butt joint connection of the two screw rods by arranging the connecting piece; the connecting piece is fastened on the two screw rods by arranging the fixing piece. This connecting piece is through setting up the first connecting portion and the second connecting portion of the mutual lock of detachably for two screw rods can see the length that closes soon of screw rod when butt joint, thereby close the length to soon and carry out accurate control, have saved manpower and time. This a connection structure for screw rod butt joint can quick assembly disassembly, convenient operation when using.
Drawings
Fig. 1 is a schematic structural diagram of a first step according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of step two according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of step three according to the embodiment of the present invention;
fig. 4 is a sectional view of fig. 3.
In the figure:
1. a connecting member; 11. a first connection portion; 12. a second connecting portion; 2. a fixing member;
100. a screw; 200. a positioning groove.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly and can include, for example, fixed or removable connections, mechanical or electrical connections, direct connections, indirect connections through an intermediary, communication between two elements, or an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not in direct contact, but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1-4, the present invention provides a connection structure for screw butt joint, which comprises a connection member 1 and a fixing member 2. The two ends of the connecting piece 1 can be respectively sleeved on the two screw rods 100, the connecting piece 1 comprises a first connecting portion 11 and a second connecting portion 12 which are detachably buckled with each other, one end of the first connecting portion 11 can be detachably connected to one screw rod 100, the other end of the first connecting portion 11 can be detachably connected to the other screw rod 100, one end of the second connecting portion 12 can be detachably connected to one screw rod 100, and the other end of the second connecting portion can be detachably connected to the other screw rod 100. The fixing member 2 can be sleeved on the periphery of the connecting member 1 to fasten the connecting member 1 to the two screws 100.
The connecting structure for screw butt joint is used for butt joint connection of two screws 100 by arranging a connecting piece 1; the connecting piece 1 is fastened to the two threaded rods 100 by providing the fixing pieces 2. This connecting piece 1 is through setting up the first connecting portion 11 and the second connecting portion 12 of the mutual lock of detachably for two screw rods 100 can see the length of closing soon of screw rod 100 when butt joint, thereby close the length to soon and carry out accurate control, have saved manpower and time.
Specifically, the first connecting portion 11 is provided with a first mating surface that is connected with the two screws 100 in a mating manner, the second connecting portion 12 is provided with a second mating surface that is connected with the two screws 100 in a mating manner, the first mating surface and the second mating surface are both arc surfaces, and the first mating surface and the second mating surface can form a whole cylindrical surface. All be provided with first screw thread on first fitting surface and the second fitting surface, first screw thread can cooperate with the screw thread on the screw rod 100, and first threaded connection is passed through in two screw rods 100 at the both ends of first fitting surface, and first threaded connection is passed through in two screw rods 100 at the both ends of second fitting surface. In this embodiment, the thread specifications on the two screws 100 are the same.
Since the first mating surface and the second mating surface can form a whole cylindrical surface, the ratio of the areas of the first mating surface and the second mating surface can be set arbitrarily. In order to facilitate the buckling of the first connecting portion 11 and the second connecting portion 12, the first mating surface and the second mating surface are both configured as a semicircular surface.
In order to enable the first connecting portion 11 and the second connecting portion 12 to be precisely buckled, one of the first connecting portion 11 and the second connecting portion 12 is provided with a positioning protrusion, and the other is provided with a positioning groove 200, and the positioning protrusion can be matched with the positioning groove 200. Or, the first connecting portion 11 and the second connecting portion 12 are both provided with a positioning protrusion and a positioning groove 200, and the positioning protrusion on one connecting portion is matched with the positioning groove 200 on the other connecting portion. In both cases, the positioning projection and the positioning groove 200 are provided in plurality.
In this embodiment, the first connecting portion 11 is provided with a positioning groove 200, and the second connecting portion 12 is provided with a positioning protrusion. The four positioning protrusions and the four positioning grooves 200 are arranged on two sides of the second matching surface respectively in a pairwise symmetrical mode, and the four positioning grooves 200 are arranged on two sides of the first matching surface respectively in a pairwise symmetrical mode.
The shape structure of the connecting member 1 may be set according to the state in which the two docking screws 100 are in use. The connecting piece 1 may be a cylindrical sleeve structure, or a sleeve structure with a tapered outer periphery. When the connecting member 1 is configured as a cylindrical sleeve structure, the outer surface of the connecting member 1 is provided with a second thread, i.e. the first connecting portion 11 and the second connecting portion 12 are both provided with a second thread. The fixing member 2 is also selected to be a cylindrical sleeve structure, and an internal thread is provided on the inner surface of the fixing member 2, and a second thread can be engaged with the internal thread, so that the fixing member 2 can be fixed to the connection member 1 and fasten the connection member 1 to the two screws 100. In this case, the two docking screws 100 may be in a horizontal state, a vertical state, or any other state during use. For the convenience of screwing, the height of the fixing member 2 is smaller than that of the connecting member 1, and the specific height setting of the connecting member 1 and the fixing member 2 can be selected by those skilled in the art according to actual conditions.
When two butt screw 100 are applied to the installation of frock clamp, most are in vertical state, then connecting piece 1 can set up to the periphery and be the tapered sleeve structure, and mounting 2 sets up to the sleeve structure including the toper through-hole. The fixing member 2 is sleeved on the first connecting portion 11 and the second connecting portion 12, the tapered through hole is tightly attached to the connecting member 1, and in order to prevent the first connecting portion 11 and the second connecting portion 12 from being separated, the height of the fixing member 2 is the same as that of the connecting member 1. The connecting member 1 is configured as a sleeve structure having a tapered outer periphery to prevent the first connecting portion 11 and the second connecting portion 12 from coming off the fixing member 2. In this embodiment, the connecting member 1 is provided as a sleeve structure having a tapered outer periphery, and the fixing member 2 is provided as a sleeve structure including a tapered through hole.
The use steps of the connection structure for screw docking are described below with reference to fig. 1 to 3. Step one, clamping the first connecting part 11 at the outer sides of the two screws 100, and adjusting the screwing length of the two screws 100, as shown in fig. 1; step two, buckling the second connecting part 12 on the first connecting part 11, as shown in fig. 2; and step three, sleeving the fixing piece 2 on the connecting piece 1 from top to bottom, as shown in figure 3. This a connection structure for screw rod butt joint can carry out accurate control to the length of closing soon of screw rod 100, can quick assembly disassembly when using, convenient operation.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. A connection structure for screw butt joint, comprising:
the connecting piece (1) comprises a first connecting part (11) and a second connecting part (12) which are detachably buckled with each other, one end of the first connecting part (11) can be detachably connected to one screw rod (100), the other end of the first connecting part can be detachably connected to the other screw rod (100), one end of the second connecting part (12) can be detachably connected to one screw rod (100), and the other end of the second connecting part can be detachably connected to the other screw rod (100);
and the fixing piece (2) can be sleeved on the periphery of the connecting piece (1) to fasten the connecting piece (1) on the two screw rods (100).
2. The connection structure for screw rod butt joint according to claim 1, wherein the connecting piece (1) is a sleeve structure with a tapered outer periphery, and the fixing piece (2) is a sleeve structure comprising a tapered through hole.
3. The connecting structure for screw rod butt joint according to claim 1, wherein the first connecting portion (11) is provided with a first fitting surface, the second connecting portion (12) is provided with a second fitting surface, both the first fitting surface and the second fitting surface are arc surfaces, both the first fitting surface and the second fitting surface are provided with first threads, both ends of the first fitting surface are connected to the two screw rods (100) through the first threads, and both ends of the second fitting surface are connected to the two screw rods (100) through the first threads.
4. The connecting structure for screw rod butt joint according to claim 3, wherein the first mating surface and the second mating surface are both semicircular arc surfaces.
5. The connecting structure for screw butt joint according to claim 1, wherein one of the first connecting portion (11) and the second connecting portion (12) is provided with a positioning protrusion, and the other one is provided with a positioning groove (200), and the positioning protrusion can be matched with the positioning groove (200) so that the second connecting portion (12) and the first connecting portion (11) are mutually buckled.
6. The connecting structure for screw butt joint according to claim 1, wherein the first connecting portion (11) and the second connecting portion (12) are provided with a positioning protrusion and a positioning groove (200), and the positioning protrusion on one connecting portion is matched with the positioning groove (200) on the other connecting portion, so that the second connecting portion (12) and the first connecting portion (11) are buckled with each other.
7. The connection structure for screw docking according to claim 5 or 6, wherein the positioning protrusion and the positioning groove (200) are each provided in plurality.
8. The connection structure for screw rod interfacing according to claim 1, wherein a second thread is provided on each of the first connection portion (11) and the second connection portion (12), and an internal thread is provided on the fixing member (2), the second thread being capable of cooperating with the internal thread such that the fixing member (2) is capable of fastening the connection member (1) to both of the screw rods (100).
9. The connection structure for screw interfacing according to claim 1, wherein the fixing piece (2) has the same height as the connection piece (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922000747.8U CN211314761U (en) | 2019-11-19 | 2019-11-19 | Connecting structure for screw butt joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922000747.8U CN211314761U (en) | 2019-11-19 | 2019-11-19 | Connecting structure for screw butt joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211314761U true CN211314761U (en) | 2020-08-21 |
Family
ID=72082124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922000747.8U Active CN211314761U (en) | 2019-11-19 | 2019-11-19 | Connecting structure for screw butt joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211314761U (en) |
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2019
- 2019-11-19 CN CN201922000747.8U patent/CN211314761U/en active Active
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