CN215763905U - Synchronous regulation formula expansion joint device - Google Patents
Synchronous regulation formula expansion joint device Download PDFInfo
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- CN215763905U CN215763905U CN202121722666.XU CN202121722666U CN215763905U CN 215763905 U CN215763905 U CN 215763905U CN 202121722666 U CN202121722666 U CN 202121722666U CN 215763905 U CN215763905 U CN 215763905U
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- supporting plate
- plate
- sliding block
- shaft seat
- sliding
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Abstract
The utility model discloses a synchronous adjustment type expansion joint device, and relates to the field of expansion joints. The utility model comprises a first supporting plate, wherein sleeves are fixed on two sides of the first supporting plate, a moving device is fixed on the side surface of the first supporting plate, and the moving device comprises a mounting plate, a bidirectional screw rod, a first sliding block, a second sliding block and a driving motor; a telescopic device is connected in the sleeve in a sliding manner, and comprises a second supporting plate and a corrugated pipe; the second supporting plate is provided with a movable rod, the side surfaces of the second supporting plate are provided with notches, and a first sliding plate and a second sliding plate are respectively connected in the notches in a sliding manner; the third shaft seat is rotatably connected with one end of the first scissor rod, and the other end of the first scissor rod is rotatably connected with the second shaft seat; the fourth shaft seat is rotatably connected with one end of the second scissor rod, and the other end of the second scissor rod is rotatably connected with the first shaft seat. The synchronous adjustment of the expansion joint is realized through the cooperation of the bidirectional screw, the first shear fork rod and the second shear fork rod.
Description
Technical Field
The utility model belongs to the field of expansion joints, and particularly relates to a synchronous adjusting type expansion joint device.
Background
An expansion joint refers to a flexible element that effectively functions to compensate for axial deformation. The expansion joint has many kinds, and the common structures include wave, ring plate welding, clamping shell type and the like, wherein the wave expansion joint is most widely applied, and the ring plate welding expansion joint is only suitable for normal pressure or low pressure occasions. Expansion joints are also conventionally called compensators, or expansion joints. It is composed of bellows (an elastic element) and its working body, end pipe, support, flange and guide pipe. The expansion joint is a flexible structure provided on the vessel shell or pipe in order to compensate for additional stresses due to temperature differences and mechanical vibrations.
The expansion joint as an elastic compensation element capable of freely stretching has the advantages of reliable work, good performance, compact structure and the like, and is widely applied to chemical, metallurgical, nuclear and other departments. The expansion joint which is commonly used at present is a corrugated pipe expansion joint, and the corrugated pipe expansion joint can expand and contract along the axial direction of a pipeline and also allows a small amount of bending. But on present bellows expansion joint only was applicable to the shorter pipeline of length, can't satisfy and use on longer pipeline, also can't adjust the use on the pipeline of different length, this application file is through designing a synchronous regulation formula expansion joint device and is solved current device and can carry out the problem that synchronous regulation is convenient for use on the pipeline of different length.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a synchronous adjustment type expansion joint device to solve the above problems.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a synchronous adjustment type expansion joint device which comprises a first supporting plate, wherein a connecting pipe is arranged in the first supporting plate, and annular lips are fixed at the upper end and the lower end of the connecting pipe; four sleeves are fixed at the four corner ends of the upper side and the lower side of the first supporting plate, moving devices are fixed on the two side faces of the first supporting plate, and each moving device comprises two symmetrically-arranged mounting plates, a two-way screw, a first sliding block, a second sliding block and a driving motor; the two mounting plates are symmetrically mounted on the side surface of the first supporting plate, a bidirectional screw is mounted between the two mounting plates, a first sliding block and a second sliding block are symmetrically mounted on two parts of the bidirectional screw with opposite rotation directions, two third shaft seats are fixed on the two side surfaces of the first sliding block, and two fourth shaft seats are fixed on the two side surfaces of the second sliding block; symmetrically arranged telescopic devices are connected in the sleeves in a sliding manner, and each telescopic device comprises a second supporting plate and a corrugated pipe; the four movable rods are mounted on the second supporting plate, two notches which are arranged at intervals are formed in opposite side surfaces of the second supporting plate, and a first sliding plate and a second sliding plate are connected in the two notches in a sliding mode respectively; the first sliding plate is provided with a first shaft seat; a second shaft seat is arranged on the second sliding plate; a corrugated pipe is arranged in the second supporting plate, one end of the corrugated pipe is fixedly connected with a flange plate, and the other end of the corrugated pipe is provided with a groove; the first sliding block is hinged with a first scissor rod through a third shaft seat, and the other end of the first scissor rod is rotatably connected with a second shaft seat; the second sliding block is hinged with a second scissor rod through a fourth shaft base, and the other end of the second scissor rod is rotatably connected with the first shaft base; the movable rod is fixed on the second supporting plate, and the radius of a round hole at the top end of the sleeve is smaller than that of the chuck, so that the movable rod cannot be separated from the sleeve when moving downwards; two notches are formed in two sides of the second supporting plate, the first sliding plate and the second sliding plate are respectively connected in the notches in a sliding mode, meanwhile, the first shaft seat and the second shaft seat are arranged on the first sliding plate and the second sliding plate, the first scissor rod and the second scissor rod are respectively connected in the first shaft seat and the second shaft seat in a rotating mode, meanwhile, the other ends of the first scissor rod and the second scissor rod are connected in the third shaft seat and the fourth shaft seat in a rotating mode, the third shaft seat and the fourth shaft seat are respectively fixed on the first sliding block and the second sliding block, when the driving motor is opened, the two-way screw rod rotates, the first sliding block and the second sliding block which are in threaded connection on the two-way screw rod are driven to move fast, the first scissor rod and the second scissor rod are driven to move, and the corrugated pipe is driven to synchronously stretch and retract.
Furthermore, the flange plate is fixed on the second support plate through a fastening bolt; the bellows is prevented from bending during telescoping by fixing the flange to the second support plate.
Furthermore, a spring is fixedly connected to the bottom end of the movable rod, a gasket is fixedly connected to the other end of the spring, and a chuck is fixedly connected to the other end of the gasket; through set up the spring in the movable rod bottom, the bellows of being convenient for can stretch downwards.
Further, the radius of the chuck is larger than that of the circular hole at the top end of the sleeve; the chuck is arranged at the lowest end of the movable rod, and the radius of the chuck is larger than that of the round hole at the top end of the sleeve, so that the movable rod cannot be separated from the sleeve when moving downwards.
Furthermore, the driving motor is fixed on one side of the mounting plate, and the end part of the output shaft of the driving motor extends into the mounting plate and is fixedly connected with the bidirectional screw; the driving motor drives the bidirectional screw rod to rotate, so that the first sliding block and the second sliding block which are sleeved on the bidirectional screw rod move, and the first scissor rod and the second scissor rod move.
Further, the annular lip on the connecting pipe is matched with the groove in the corrugated pipe.
The utility model has the following beneficial effects:
1. according to the expansion joint, the structural design of the sleeve and the chuck ensures that the movable rod limits the first supporting plate and the second supporting plate when moving, increases the overall stability of the expansion joint and meets the actual use requirement.
2. According to the utility model, through the structural design of the bidirectional screw, the first sliding block and the second sliding block, the relative motion between the first scissor rod and the second scissor rod is ensured, and the synchronous adjustment of the expansion joint is realized.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a synchronous adjustment expansion joint assembly according to the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic structural diagram of a first support plate according to the present invention;
FIG. 4 is a schematic structural diagram of a mobile device according to the present invention;
FIG. 5 is a schematic structural view of a second supporting plate according to the present invention;
FIG. 6 is an enlarged view taken at A in FIG. 5;
FIG. 7 is a schematic structural view of the bellows of the present invention;
fig. 8 is a schematic structural view of the first and second scissor levers of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a first support plate, 2-a connecting pipe, 3-a moving device, 4-a telescopic device, 5-a second support plate, 6-a corrugated pipe, 7-a first sliding plate, 8-a second sliding plate, 9-a first scissor rod, 10-a second scissor rod, 101-a sleeve, 201-an annular lip, 301-a mounting plate, 302-a bidirectional screw rod, 303-a first sliding block, 304-a second sliding block, 305-a driving motor, 306-a third shaft seat, 307-a fourth shaft seat, 501-a movable rod, 502-a notch, 503-a spring, 504-a gasket, 505-a chuck, 601-a flange plate, 602-a groove, 701-a first shaft seat and 801-a second shaft seat.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention relates to a synchronous adjustment type expansion joint device, which includes a first supporting plate 1, a connecting pipe 2 is installed in the first supporting plate 1, and annular lips 201 are fixed at both upper and lower ends of the connecting pipe 2; four sleeves 101 are fixed at the four corner ends of the upper side and the lower side of a first supporting plate 1, two moving devices 3 are fixed at the two side surfaces of the first supporting plate 1, and each moving device 3 comprises two symmetrically arranged mounting plates 301, a two-way screw 302, a first sliding block 303, a second sliding block 304 and a driving motor 305; the two mounting plates 301 are symmetrically mounted on the side surface of the first support plate 1, a bidirectional screw 302 is mounted between the two mounting plates 301, a first sliding block 303 and a second sliding block 304 are symmetrically mounted on two parts of the bidirectional screw 302 with opposite rotation directions, two third shaft seats 306 are fixed on two side surfaces of the first sliding block 303, and two fourth shaft seats 307 are fixed on two side surfaces of the second sliding block 304; symmetrically arranged telescopic devices 4 are connected in the sleeve 101 in a sliding manner, and each telescopic device 4 comprises a second supporting plate 5 and a corrugated pipe 6; four movable rods 501 are arranged on the second supporting plate 5, two notches 502 which are arranged at intervals are formed in opposite side surfaces of the second supporting plate 5, and a first sliding plate 7 and a second sliding plate 8 are respectively connected in the two notches 502 in a sliding manner; a first shaft seat 701 is arranged on the first sliding plate 7; a second shaft seat 801 is arranged on the second sliding plate 8; a corrugated pipe 6 is arranged in the second supporting plate 5, one end of the corrugated pipe 6 is fixedly connected with a flange plate 601, and the other end of the corrugated pipe 6 is provided with a groove 602; the first sliding block 303 is hinged with a first scissor lever 9 through a third shaft seat 306, and the other end of the first scissor lever 9 is rotatably connected with a second shaft seat 801; the second sliding block 304 is hinged with a second scissors rod 10 through a fourth shaft seat 307, and the other end of the second scissors rod 10 is rotatably connected with the first shaft seat 701; by arranging the first support plate 1, four sleeves 101 are fixed on the first support plate 1, a movable rod 501 is connected in the sleeve 101 in a sliding manner, a spring 503, a gasket 504 and a chuck 505 are sequentially fixed at the bottom end of the movable rod 501 from top to bottom, the movable rod 501 is fixed on the second support plate 5, and the radius of a circular hole at the top end of the sleeve 101 is smaller than that of the chuck 505, so that the movable rod 501 cannot be separated from the sleeve 101 when moving downwards; by forming two notches 502 on both sides of the second support plate 5, and slidably connecting the first slide plate 7 and the second slide plate 8 in the notches 502, meanwhile, the first shaft seat 701 and the second shaft seat 801 are arranged on the first sliding plate 7 and the second sliding plate 8, so that the first scissor rod 9 and the second scissor rod 10 are respectively and rotatably connected in the first shaft seat 701 and the second shaft seat 801, meanwhile, the other ends of the first scissors rod 9 and the second scissors rod 10 are rotatably connected in the third shaft seat 306 and the fourth shaft seat 307, the third shaft seat 306 and the fourth shaft seat 307 are respectively fixed on the first sliding block 303 and the second sliding block 304, when the driving motor 305 is turned on, the bidirectional screw 302 rotates, the first slider 303 and the second slider 304 threaded on the bidirectional screw 302 are driven to move, thereby driving the first scissor pole 9 and the second scissor pole 10 to move, and driving the corrugated pipe 6 to synchronously extend and retract.
Wherein, the flange 601 is fixed on the second support plate 5 through a fastening bolt; the bellows 6 is prevented from bending during expansion and contraction by fixing the flange 601 to the second support plate 5.
Wherein, the bottom end of the movable rod 501 is fixedly connected with a spring 503, the other end of the spring 503 is fixedly connected with a gasket 504, and the other end of the gasket 504 is fixedly connected with a chuck; by providing a spring 503 at the bottom end of the movable rod 501, the bellows 6 can be stretched downward.
Wherein, the radius of the chuck 505 is larger than that of the circular hole at the top end of the sleeve 101; the chuck 505 is arranged at the lowest end of the movable rod 501, and the radius of the chuck 505 is larger than that of the circular hole at the top end of the sleeve 101, so that the movable rod 501 cannot be separated from the sleeve 101 when moving downwards.
The driving motor 305 is fixed on one side of the mounting plate 301, and the end part of the output shaft of the driving motor 305 extends into the mounting plate 301 and is fixedly connected with the bidirectional screw 302; the driving motor 305 drives the bidirectional screw 302 to rotate, so that the first sliding block 303 and the second sliding block 304 sleeved on the bidirectional screw 302 move, and the first scissors rod 9 and the second scissors rod 10 move.
Wherein the annular lip 201 on the connection tube 2 cooperates with a groove 602 in the bellows 6.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A synchronous regulation formula expansion joint device, includes first backup pad (1), its characterized in that:
a connecting pipe (2) is arranged in the first supporting plate (1), and annular lips (201) are fixed at the upper end and the lower end of the connecting pipe (2);
four sleeves (101) are fixed at the four corner ends of the upper side and the lower side of the first supporting plate (1), moving devices (3) are fixed at the two side surfaces of the first supporting plate (1), and each moving device (3) comprises two symmetrically arranged mounting plates (301), a two-way screw (302), a first sliding block (303), a second sliding block (304) and a driving motor (305);
the two mounting plates (301) are symmetrically mounted on the side face of the first supporting plate (1), a bidirectional screw (302) is mounted between the two mounting plates (301), two parts of the bidirectional screw (302) with opposite rotation directions are symmetrically mounted with a first sliding block (303) and a second sliding block (304), two third shaft seats (306) are fixed on the two side faces of the first sliding block (303), and two fourth shaft seats (307) are fixed on the two side faces of the second sliding block (304);
symmetrically arranged telescopic devices (4) are connected in the sleeve (101) in a sliding manner, and each telescopic device (4) comprises a second supporting plate (5) and a corrugated pipe (6);
four movable rods (501) are mounted on the second supporting plate (5), two notches (502) are formed in the opposite side faces of the second supporting plate (5) at intervals, and a first sliding plate (7) and a second sliding plate (8) are connected in the two notches (502) in a sliding mode respectively;
a first shaft seat (701) is arranged on the first sliding plate (7);
a second shaft seat (801) is arranged on the second sliding plate (8);
a corrugated pipe (6) is arranged in the second supporting plate (5), one end of the corrugated pipe (6) is fixedly connected with a flange plate (601), and the other end of the corrugated pipe (6) is provided with a groove (602);
the first sliding block (303) is hinged with a first scissor lever (9) through a third shaft seat (306), and the other end of the first scissor lever (9) is rotatably connected with a second shaft seat (801);
the second sliding block (304) is hinged to a second scissor rod (10) through a fourth shaft seat (307), and the other end of the second scissor rod (10) is rotatably connected with the first shaft seat (701).
2. A synchronous adjusting expansion joint device according to claim 1, wherein said flange (601) is fixed to the second support plate (5) by fastening bolts.
3. The synchronous adjusting type expansion joint device according to claim 1, wherein a spring (503) is fixedly connected to the bottom end of the movable rod (501), a gasket (504) is fixedly connected to the other end of the spring (503), and a chuck (505) is fixedly connected to the other end of the gasket (504).
4. A synchronous adjusting expansion joint device according to claim 3, wherein the radius of the chuck (505) is larger than the radius of the top circular hole of the sleeve (101).
5. The synchronous adjustable expansion joint device according to claim 1, wherein the driving motor (305) is fixed on one side of the mounting plate (301), and the end of the output shaft of the driving motor (305) extends into the mounting plate (301) and is fixedly connected with the bidirectional screw (302).
6. A synchronous adjustable expansion joint arrangement according to claim 1, characterised in that the annular lip (201) on the connecting pipe (2) cooperates with a groove (602) in the bellows (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121722666.XU CN215763905U (en) | 2021-07-28 | 2021-07-28 | Synchronous regulation formula expansion joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121722666.XU CN215763905U (en) | 2021-07-28 | 2021-07-28 | Synchronous regulation formula expansion joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215763905U true CN215763905U (en) | 2022-02-08 |
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ID=80107630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121722666.XU Active CN215763905U (en) | 2021-07-28 | 2021-07-28 | Synchronous regulation formula expansion joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215763905U (en) |
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2021
- 2021-07-28 CN CN202121722666.XU patent/CN215763905U/en active Active
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