CN209671380U - A kind of length adjustable segment bolt - Google Patents
A kind of length adjustable segment bolt Download PDFInfo
- Publication number
- CN209671380U CN209671380U CN201920446423.4U CN201920446423U CN209671380U CN 209671380 U CN209671380 U CN 209671380U CN 201920446423 U CN201920446423 U CN 201920446423U CN 209671380 U CN209671380 U CN 209671380U
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- nut
- annulus
- tooth socket
- bolt
- wall
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Abstract
The utility model discloses a kind of length adjustable segment bolts, it is related to bolt field, the length adjustable segment bolt, including pre-buried channel flow and bolt body, fixed plate is fixedly connected at the top of the pre-buried channel flow, the inside of the fixed plate offers cavity, the inner wall of the cavity and the surface activity of disk connect, the first nut is fixedly connected at the top of the disk, the top of first nut is flexibly connected through fixed plate and with the bottom of annulus, the annulus is located at the top of fixed plate, the inner wall of first nut is threadedly coupled with the surface of bolt body, the annulus is actively socketed on the surface of bolt body, the bottom of the annulus offers the first tooth socket, the second tooth socket is offered at the top of first nut, first tooth socket is engaged with the second tooth socket.The utility model solves the problem of common longitudinal section of jurisdiction bolt length is fixed, can not be adjusted by the first nut of setting, annulus, embedded board and locking device.
Description
Technical field
The utility model relates to bolt technical field, specially a kind of length adjustable segment bolt.
Background technique
It during constructing tunnel, needs using segment bolt, segment bolt is a kind of machine components, and segment bolt is divided into
Circumferential and longitudinal, circumferential segment bolt is arc-shaped, longitudinal segment bolt be divided into again turret head circular thread segment bolt with
Hexagonal flange circular thread segment bolt etc., longitudinal segment bolt can be fixed on conduit, and longitudinal section of jurisdiction bolt embedment is existed
In concrete structure, conduit is fixed, the installation and fixation for engineering equipment external in tunnel.
It is when longitudinal segment bolt and pre-buried channel flow are used cooperatively, segment bolt is pre-buried into concrete structure, it is used for
Securing channels can be used for the installation and fixation of external engineering equipment in tunnel, but common longitudinal segment bolt after conduit is fixed
Length be it is fixed, can not adjust.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of length adjustable segment bolt, solves common
Longitudinal section of jurisdiction bolt length the problem of fixing, can not adjusting.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of length adjustable segment bolt, including
Pre-buried channel flow and bolt body are fixedly connected with fixed plate at the top of the pre-buried channel flow, and the inside of the fixed plate offers
Cavity, the inner wall of the cavity and the surface activity of disk connect, and are fixedly connected with the first nut at the top of the disk, described
The top of first nut is flexibly connected through fixed plate and with the bottom of annulus, and the annulus is located at the top of fixed plate, described
The inner wall of first nut is threadedly coupled with the surface of bolt body, and the annulus is actively socketed on the surface of bolt body, described
The bottom of annulus offers the first tooth socket, and the second tooth socket, first tooth socket and second are offered at the top of first nut
Tooth socket engagement, the surface fixing sleeve of the bolt body are connected to embedded board, and the embedded board is located at the top of annulus, described pre-buried
The lower surface of plate is provided with locking device, and the bottom of the locking device and the top movable of annulus connect, the embedded board
Lower surface is fixedly connected with spring, and the spring is actively socketed on the surface of bolt body, the bottom of the spring and annulus
Top is fixedly connected.
Preferably, the bottom of the second tooth socket inner wall is reclinate curved surface, the shape of second tooth socket and the
The shape of one tooth socket is adapted.
Preferably, the bottom movable inlaying of the disk has ball, and the surface of the ball and the bottom of cavity inner wall are living
Dynamic connection.
Preferably, the locking device includes the second nut and male-pipe, the inner wall and external screw thread of second nut
The surface of pipe is threadedly coupled, and the bottom of second nut and the top movable of annulus connect, the inner wall of the male-pipe with
The surface activity of spring connects, and the bottom of the male-pipe is fixedly connected with the lower surface of embedded board.
Preferably, the surface fixing sleeve of the male-pipe is connected to fixed ring, and the fixed ring is located at the upper of the second nut
Side, the top of the fixed ring is fixedly connected with the lower surface of embedded board.
(3) beneficial effect
The utility model provides a kind of length adjustable segment bolt, have it is following the utility model has the advantages that
The utility model is by the first nut of setting, annulus, embedded board and locking device, when in use, by fixed ring, in advance
Bolt body above buried plate and embedded board is pre-buried into concrete structure, and bolt body is in stationary state, rotates the first spiral shell
Cap, the first cap rotation drives pre-buried channel flow to rise or fall, after being adjusted to suitable distance, the second tooth socket and circle of the first nut
First tooth socket of ring engages, and rotates the second nut, and the second nut squeezes annulus, keeps the second nut, annulus and the first nut close
Fit together, pre-buried channel flow fixed, the length adjustment of segment bolt is completed, thus make pre-buried channel flow and tunnel inner wall it
Between distance change, adjust section of jurisdiction bolt length when, the components such as bolt body, the first nut and locking device collectively constitute novel
Segment bolt, the first nut of rotation adjust the length of segment bolt, rotate the second nut, make the second nut, annulus and the first spiral shell
Cap fits closely, and segment bolt length is fixed, and has reached the length-adjustable effect of segment bolt, has solved common longitudinal direction
The problem of segment bolt length is fixed, and can not be adjusted.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is structural schematic diagram at the first nut of the utility model position；
Fig. 3 is that figure is cutd open on a left side at the first nut of the utility model position；
Fig. 4 is the utility model annulus bottom view；
Fig. 5 is front elevational view at the first tooth slot position of the utility model.
In figure: 1, pre-buried channel flow；2, bolt body；3, fixed plate；4, cavity；5, disk；6, the first nut；7, annulus；
8, the first tooth socket；9, the second tooth socket；10, embedded board；11, locking device；1101, the second nut；1102, male-pipe；12, bullet
Spring；13, ball；14, fixed ring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-5, the utility model provides a kind of technical solution: a kind of length adjustable segment bolt, including pre-
Bury conduit 1 and bolt body 2, bolt body 2 can be hexagonal flange circular thread segment bolt, same pre-buried channel flow 1 up to
Two bolt bodies 2 are installed less, the top of pre-buried channel flow 1 is fixedly connected with fixed plate 3, and the inside of fixed plate 3 offers cavity
4, cavity 4, disk 5, the first nut 6, annulus 7, the first tooth socket 8, the second tooth socket 9, the second nut 1101,1102 and of male-pipe
The central axis of spring 12 is overlapped with the central axis of bolt body 2, and the inner wall of cavity 4 is connect with the surface activity of disk 5,
The top of disk 5 is fixedly connected with the first nut 6, and the top of the first nut 6 is through fixed plate 3 and movable with the bottom of annulus 7
Connection, annulus 7 are located at the top of fixed plate 3, and the inner wall of the first nut 6 is threadedly coupled with the surface of bolt body 2, and annulus 7 is living
The dynamic surface for being socketed in bolt body 2, the bottom of annulus 7 offer the first tooth socket 8, and the top of the first nut 6 offers second
Tooth socket 9, the first tooth socket 8 are engaged with the second tooth socket 9, and the surface fixing sleeve of bolt body 2 is connected to embedded board 10, and embedded board 10 is located at
The top of annulus 7, the lower surface of embedded board 10 are provided with locking device 11, and the bottom of locking device 11 and the top of annulus 7 are living
Dynamic connection, the lower surface of embedded board 10 are fixedly connected with spring 12, and spring 12 is actively socketed on the surface of bolt body 2, spring
12 bottom is fixedly connected with the top of annulus 7.
As a kind of technical optimization scheme of the utility model, the bottom of 9 inner wall of the second tooth socket is reclinate curved surface,
The shape of second tooth socket 9 is adapted with the shape of the first tooth socket 8, reduces the frictional force between the first tooth socket 8 and the second tooth socket 9.
As a kind of technical optimization scheme of the utility model, the bottom movable inlaying of disk 5 has ball 13, ball 13
Surface is flexibly connected with the bottom of 4 inner wall of cavity, and ball 13 reduces the frictional force between disk 5 and 4 inner wall of cavity.
As a kind of technical optimization scheme of the utility model, locking device 11 includes the second nut 1101 and male-pipe
1102, the inner wall of the second nut 1101 is threadedly coupled with the surface of male-pipe 1102, the bottom of the second nut 1101 and annulus 7
Top movable connection, the inner wall of male-pipe 1102 connect with the surface activity of spring 12, the bottom of male-pipe 1102 and
The lower surface of embedded board 10 is fixedly connected, and is rotated the second nut 1101, is made the bottom squeeze annulus of the second nut 1101, to make
Second nut 1101, annulus 7 and the first nut 6 are in and fit closely state, and pre-buried channel flow 1 is fixed.
As a kind of technical optimization scheme of the utility model, the surface fixing sleeve of male-pipe 1102 is connected to fixed ring
14, fixed ring 14 is located at the top of the second nut 1101, and the top of fixed ring 14 is fixedly connected with the lower surface of embedded board 10, in advance
Burying to 14 position of fixed ring, bolt body 2 can be firmly fixed.
When in use, by the pre-buried coagulation to tunnel of bolt body 2 of 10 top of fixed ring 14, embedded board 10 and embedded board
In soil structure, bolt body 2 is in stationary state, rotates the first nut 6, and the first nut 6 is threadedly coupled with bolt body 2, the
The disk 5 of one nut, 6 bottom is stuck in the cavity 4 of fixed plate 3, and fixed plate 3 is fixed on the top of pre-buried channel flow 1, the first nut 6
Rotation drives disk 5 to rotate along the inner wall of cavity 4, and the first nut 6 drives fixed plate 3 to rise or fall by disk 5, thus
Pre-buried channel flow 1 is driven to rise or fall, the inner wall of the second tooth socket 9 squeezes 7 the first tooth socket of bottom 8 of annulus when the first nut 6 rotates
Inner wall, make the separation of the tooth and the first tooth socket 8 of the second tooth socket 9, circle/7 moves downward under the effect of 12 elastic force of spring, makes first
Tooth socket 8 and the second tooth socket 9 are in meshing state always, after being adjusted to appropriate length, rotate the second nut 1101, the second nut
1101 are threadedly coupled with male-pipe 1102, and male-pipe 1102 is fixed on the bottom of embedded board 10, the rotation of the second nut 1101
And move downward, the top of the bottom squeeze annulus 7 of the second nut 1101, make the second nut 1101, annulus 7 and the first nut 6
It fits closely together, pre-buried channel flow 1 is fixed, the length adjustment of segment bolt is completed, to make pre-buried channel flow 1 and tunnel
The distance between inner wall changes, and when disassembly, rotates backward the second nut 1101, separates the second nut 1101 with annulus 7, then instead
It to the first nut 6 of rotation, separates the first nut 6 with bolt body 2, pre-buried channel flow 1 can be made to separate with bolt body 2, roll
Pearl 13 reduces the frictional force between disk 5 and 4 inner wall of cavity, when adjusting section of jurisdiction bolt length, bolt body 2,6 and of the first nut
The components such as locking device 11 collectively constitute novel segment bolt, and the first nut 6 of rotation adjusts the length of segment bolt, rotation second
Nut 1101 fits closely the second nut 1101, annulus 7 and the first nut 6, segment bolt length is fixed, is reached
The length-adjustable effect of segment bolt, adjusts the length of segment bolt, makes the distance between pre-buried channel flow 1 and tunnel inner wall therewith
Change, make pre-buried channel flow 1 is removable to fill, pre-buried channel flow 1 adapts to different installation requirements, improves the applicability of pre-buried channel flow 1.
It can to sum up obtain, the utility model is solved by the first nut 6 of setting, annulus 7, embedded board 10 and locking device 11
The problem of common longitudinal section of jurisdiction bolt length is fixed, can not be adjusted.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of length adjustable segment bolt, including pre-buried channel flow (1) and bolt body (2), it is characterised in that: described pre-buried
It is fixedly connected at the top of conduit (1) fixed plate (3), the inside of the fixed plate (3) offers cavity (4), the cavity (4)
Inner wall connect with the surface activity of disk (5), be fixedly connected with the first nut (6) at the top of the disk (5), described first
The top of nut (6) is flexibly connected through fixed plate (3) and with the bottom of annulus (7), and the annulus (7) is located at fixed plate (3)
Top, the inner wall of first nut (6) is threadedly coupled with the surface of bolt body (2), and the annulus (7) is actively socketed on
The bottom on the surface of bolt body (2), the annulus (7) offers the first tooth socket (8), opens at the top of first nut (6)
Equipped with the second tooth socket (9), first tooth socket (8) is engaged with the second tooth socket (9), the surface fixing sleeve of the bolt body (2)
It is connected to embedded board (10), the embedded board (10) is located at the top of annulus (7), and the lower surface of the embedded board (10) is provided with lock
Tight device (11), the bottom of the locking device (11) are connect with the top movable of annulus (7), the following table of the embedded board (10)
Face is fixedly connected with spring (12), and the spring (12) is actively socketed on the surface of bolt body (2), the bottom of the spring (12)
It is fixedly connected at the top of portion and annulus (7).
2. a kind of length adjustable segment bolt according to claim 1, it is characterised in that: in second tooth socket (9)
The bottom of wall is reclinate curved surface, and the shape of second tooth socket (9) is adapted with the shape of the first tooth socket (8).
3. a kind of length adjustable segment bolt according to claim 1, it is characterised in that: the bottom of the disk (5)
Movable inlaying has ball (13), and the surface of the ball (13) is flexibly connected with the bottom of cavity (4) inner wall.
4. a kind of length adjustable segment bolt according to claim 1, it is characterised in that: locking device (11) packet
Include the second nut (1101) and male-pipe (1102), the inner wall of second nut (1101) and the table of male-pipe (1102)
Face is threadedly coupled, and the bottom of second nut (1101) is connect with the top movable of annulus (7), the male-pipe (1102)
Inner wall connect with the surface activity of spring (12), the lower surface of the bottom of the male-pipe (1102) and embedded board (10) is solid
Fixed connection.
5. a kind of length adjustable segment bolt according to claim 4, it is characterised in that: the male-pipe (1102)
Surface fixing sleeve be connected to fixed ring (14), the fixed ring (14) is located at the top of the second nut (1101), the fixed ring
(14) top is fixedly connected with the lower surface of embedded board (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446423.4U CN209671380U (en) | 2019-04-03 | 2019-04-03 | A kind of length adjustable segment bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446423.4U CN209671380U (en) | 2019-04-03 | 2019-04-03 | A kind of length adjustable segment bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209671380U true CN209671380U (en) | 2019-11-22 |
Family
ID=68573690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920446423.4U Active CN209671380U (en) | 2019-04-03 | 2019-04-03 | A kind of length adjustable segment bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209671380U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111106582A (en) * | 2019-12-05 | 2020-05-05 | 国网山西省电力公司晋城供电公司 | Wire casing connection structure for information communication machine room of power company |
-
2019
- 2019-04-03 CN CN201920446423.4U patent/CN209671380U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111106582A (en) * | 2019-12-05 | 2020-05-05 | 国网山西省电力公司晋城供电公司 | Wire casing connection structure for information communication machine room of power company |
| CN111106582B (en) * | 2019-12-05 | 2021-06-25 | 国网山西省电力公司晋城供电公司 | Wire casing connection structure for information communication machine room of power company |
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| GR01 | Patent grant |