CN214699666U - Flexible fabric expansion joint for fan inlet - Google Patents
Flexible fabric expansion joint for fan inlet Download PDFInfo
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- CN214699666U CN214699666U CN202120958412.1U CN202120958412U CN214699666U CN 214699666 U CN214699666 U CN 214699666U CN 202120958412 U CN202120958412 U CN 202120958412U CN 214699666 U CN214699666 U CN 214699666U
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- flexible fabric
- telescopic joint
- rotating shaft
- joint body
- expansion joint
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Abstract
The utility model discloses a flexible fabric expansion joint for fan inlet, which comprises an expansion joint body, a containing tension pipe, a fixed connecting block and a limit stop block; the containing tension pipe is sleeved outside the expansion joint body, and a contraction sliding groove is chiseled in the containing tension pipe; the pair of fixed connecting blocks are connected with one side of the accommodating tension tube, which is far away from the telescopic joint body, a pair of friction accommodating wheels are arranged in each fixed connecting block, and the friction accommodating wheels are distributed on two sides of the telescopic joint body; a plurality of limit stops are arranged in the contraction sliding groove. The utility model discloses a to fan air intake with the corresponding mechanism of flexible fabric telescopic joint increase, simplified the process that the flexible fabric telescopic joint carries out length adjustment in the use, improved the convenience in the flexible fabric telescopic joint use, reduced the crooked condition of telescopic joint in the flexible fabric telescopic joint use, improved the intercommunication stability in the flexible fabric telescopic joint use.
Description
Technical Field
The utility model belongs to the technical field of flexible fabric telescopic joint, concretely relates to flexible fabric telescopic joint is used in fan import.
Background
The flexible fabric telescopic joint is a device for communicating pieces such as pipelines in a telescopic mode, and can be divided into a single-layer flexible fabric telescopic joint and a double-layer flexible fabric telescopic joint according to different structures, wherein the single-layer flexible fabric telescopic joint is mainly formed by bonding alkali-free glass cloth through normal-temperature vulcanized silicone rubber, and compared with the single-layer flexible fabric telescopic joint, the double-layer flexible fabric telescopic joint is additionally provided with a heat insulating layer consisting of heat insulating materials.
At present, the flexible fabric expansion joint is mainly connected with a fan in a bolt fixing mode, one end of the flexible fabric expansion joint is connected with an air inlet of the fan when the flexible fabric expansion joint is used, and the other end of the flexible fabric expansion joint penetrates through an air inlet duct to be connected with the air inlet.
The flexible fabric telescopic joint for the existing fan air inlet is used for adjusting the telescopic length of the flexible fabric telescopic joint with overlong length by generally adopting a cutting or multi-point-position fixing mode in the using process, so that the length adjusting process of the flexible fabric telescopic joint in the using process is complex, the convenience in the using process of the flexible fabric telescopic joint is reduced, the condition that the telescopic joint is bent in the using process of the flexible fabric telescopic joint is increased, and the communication stability in the using process of the flexible fabric telescopic joint is reduced.
Therefore, in order to solve the above technical problems, it is necessary to provide a flexible fabric expansion joint for a fan inlet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flexible fabric telescopic joint is used in fan import to solve the poor problem of convenience is adjusted in the flexible fabric telescopic joint use for the above-mentioned fan air intake.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
a flexible fabric expansion joint for a fan inlet comprises an expansion joint body, a containing tension pipe, a fixed connecting block and a limit stop block;
the accommodating tensioning pipe is sleeved on the outer side of the telescopic joint body, and a contraction sliding groove is chiseled in the accommodating tensioning pipe;
the pair of fixed connecting blocks are connected with one side, away from the telescopic joint body, of the accommodating tensioning pipe, a pair of friction accommodating wheels are arranged in each of the pair of fixed connecting blocks, and the friction accommodating wheels are distributed on two sides of the telescopic joint body;
a plurality of limit stop locates in the shrink spout, one side that limit stop is close to the telescopic joint body is the arc setting.
Further, the fixed connection block is provided with a rotary spacing groove matched with the friction accommodating wheel in a chiseling mode, the friction accommodating wheel is convenient to install and fix through the chiseling rotary spacing groove, one side, far away from the telescopic joint body, of the fixed connection block is connected with a fixed lifting hook, the tension tube is convenient to use and fixed in an accommodating mode through the clamping fixed lifting hook, and the convenience of fixing and limiting the tension tube is improved.
Furthermore, a driving control cavity is formed in one side, away from the friction receiving wheel, of the fixed connecting block, the driving belt wheel is convenient to mount and fix through the driving control cavity, power transmission is convenient to carry out on the fixed rotating shaft, and the fixed rotating shaft is arranged in the driving control cavity;
the one end of fixed rotating shaft is connected with the friction storage wheel, and fixed rotating shaft plays the effect of connecting hand wheel and friction storage wheel, is convenient for control the rotation state of friction storage wheel through the mode of rotatory hand wheel, the one end that fixed rotating shaft is located the outer fixed connection piece is connected with the hand wheel, and the person of facilitating the use controls the rotation state of friction storage wheel through the mode of rotatory hand wheel to be convenient for receive the rotation of wheel through the friction and play the effect of shrink tensioning to the telescopic joint body.
Furthermore, one side of the fixed rotating shaft, which is positioned in the drive control cavity, is connected with a driving belt pulley, so that the driving belt pulley can conveniently play a role in power transmission on the fixed rotating shaft, and one side of the driving belt pulley is provided with a driven belt pulley, so that the driven belt pulley can conveniently play a role in rotation control on the transmission rotating shaft;
be connected with the drive belt between driving pulley and the driven pulleys, the drive belt plays the effect of connecting driven pulleys and driving pulley, is convenient for make driven pulleys can carry out corresponding rotation along with driving pulley's rotation under the effect of drive belt, be connected with the transmission pivot on the driven pulleys, the transmission pivot runs through the driven pulleys setting, is convenient for play fixed spacing and driven effect to driven pulleys through the transmission pivot.
Furthermore, one side of the transmission rotating shaft, which is far away from the driven belt wheel, is connected with a driving gear, so that the transmission rotating shaft can conveniently transmit power through the driving gear, one side of the driving gear is meshed with a driven gear, and the driven gear can conveniently connect the driving rotating shaft with the driving gear and correspondingly rotate along with the rotation of the driving gear under the action of the driven gear;
the driven gear is connected with a driving rotating shaft, so that the friction accommodating wheel can be conveniently driven to rotate through the driving rotating shaft.
Furthermore, one side that limit stop is located the shrink spout is connected with the removal limiting plate, is convenient for play support and spacing effect to limit stop through removing the limiting plate, one side that removes the limiting plate and keep away from the telescopic joint body is connected with a plurality of evenly distributed's reset spring, is convenient for play the effect that supports to reset to limit stop through reset spring.
Compared with the prior art, the utility model has the advantages of it is following:
the utility model discloses a to fan air intake with the corresponding mechanism of flexible fabric telescopic joint increase, simplified the process that the flexible fabric telescopic joint carries out length adjustment in the use, improved the convenience in the flexible fabric telescopic joint use, reduced the crooked condition of telescopic joint in the flexible fabric telescopic joint use, improved the intercommunication stability in the flexible fabric telescopic joint use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a perspective view of a flexible fabric expansion joint for a fan inlet in an embodiment of the present invention;
fig. 2 is a first side sectional view of a flexible fabric expansion joint for a fan inlet according to an embodiment of the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
FIG. 4 is a schematic view of the structure of FIG. 2 at B;
fig. 5 is a top cross-sectional view of a flexible fabric expansion joint for a fan inlet according to an embodiment of the present invention;
fig. 6 is a second side cross-sectional view of a flexible fabric expansion joint for a fan inlet according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram at C in fig. 6.
In the figure: 1. the telescopic joint comprises a telescopic joint body, 2, a containing tension pipe, 3, a fixed connecting block, 301, a friction containing wheel, 302, a fixed hook, 303, a fixed rotating shaft, 304, a hand wheel, 305, a driving belt wheel, 306, a driven belt wheel, 307, a transmission belt, 308, a transmission rotating shaft, 309, a driving gear, 310, a driven gear, 311, a driving rotating shaft, 4, a limit stop, 401, a moving limit plate and 402, and a reset spring.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiments, and the structural, method, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.
The utility model discloses a fan import is with flexible fabric telescopic joint, refer to fig. 1-7 and show, including telescopic joint body 1, accomodate tensioning tube 2, fixed connection piece 3, limit stop 4.
Referring to fig. 1, the tension tube 2 is accommodated and sleeved outside the telescopic joint body 1, so that the telescopic joint body 1 is supported and protected by the tension tube 2, and the communication stability of the telescopic joint body 1 in the using process is improved.
Wherein, it has the shrink spout to accomodate the chisel in the tensioning pipe 2, is convenient for install fixed to limit stop 4, is convenient for carry out the mode that removes along the shrink spout through limit stop 4 and plays the effect of spacing block to telescopic joint body 1, has improved and has carried out the tensioning effect of accomodating to telescopic joint body 1.
Referring to fig. 1, a pair of fixed connection blocks 3 with accomodate tensioning pipe 2 and keep away from one side of telescopic joint body 1 and be connected, be convenient for accomodate wheel 301 through fixed connection blocks 3 to the friction and play fixed spacing effect.
Referring to fig. 5, a pair of friction storage wheels 301 are arranged in each of the pair of fixed connection blocks 3, and the friction storage wheels 301 are distributed on two sides of the telescopic joint body 1, so that the telescopic joint body 1 can be tensioned and stored through interaction between the friction storage wheels 301 and the telescopic joint body 1.
Specifically, one side of the friction storage wheel 301 is provided with a driving clamping groove matched with the telescopic joint body 1, so that the effect of tensioning and storing the telescopic joint body 1 through the rotation of the friction storage wheel 301 is improved.
Referring to fig. 2, a rotary avoiding groove matched with the friction storage wheel 301 is formed in the fixed connecting block 3, and the friction storage wheel 301 is conveniently installed and fixed by forming the rotary avoiding groove.
Referring to fig. 2, one side of the fixed connection block 3 away from the telescopic joint body 1 is connected with a fixed hook 302, so that the tension tube 2 is accommodated in a fixed manner by clamping the fixed hook 302 when the telescopic joint is used, and the convenience of fixing and limiting the tension tube 2 is improved.
In addition, a driving control cavity is cut on one side of the fixed connecting block 3 away from the friction storage wheel 301, so that the driving pulley 305 can be conveniently installed and fixed through cutting the driving control cavity, and meanwhile, the power transmission of the fixed rotating shaft 303 is facilitated.
Referring to fig. 3, a fixed rotating shaft 303 is disposed in the driving control cavity, one end of the fixed rotating shaft 303 is connected to the friction accommodating wheel 301, and the fixed rotating shaft 303 serves to connect the hand wheel 304 and the friction accommodating wheel 301, so that the rotating state of the friction accommodating wheel 301 can be controlled by rotating the hand wheel 304.
Referring to fig. 3, a hand wheel 304 is connected to one end of the fixed rotating shaft 303 outside the fixed connecting block 3, so that a user can control the rotation state of the friction accommodating wheel 301 by rotating the hand wheel 304, and the telescopic joint body 1 can be conveniently contracted and tensioned by the rotation of the friction accommodating wheel 301.
Referring to fig. 3, a driving pulley 305 is connected to one side of the fixed rotating shaft 303, which is located in the driving control cavity, so that the driving pulley 305 can transmit power to the fixed rotating shaft 303.
Referring to fig. 4, a driven pulley 306 is disposed on one side of the driving pulley 305, so that the driven pulley 306 can control the rotation of the transmission shaft 308.
Referring to fig. 3, a transmission belt 307 is connected between the driving pulley 305 and the driven pulley 306, and the transmission belt 307 serves to connect the driven pulley 306 and the driving pulley 305, so that the driven pulley 306 can rotate correspondingly with the rotation of the driving pulley 305 under the action of the transmission belt 307.
Referring to fig. 4, the driven pulley 306 is connected with a transmission rotating shaft 308, and the transmission rotating shaft 308 penetrates through the driven pulley 306, so that the driven pulley 306 is fixed, limited and driven through the transmission rotating shaft 308.
Referring to fig. 7, a plurality of limit stops 4 are arranged in the contraction sliding groove, so that the limit stops 4 can be used for limiting the expansion joint body 1 in a clamping manner, and the stability of tensioning and storing the expansion joint body 1 through the storage tensioning pipe 2 is improved.
Specifically, one side that limit stop 4 is close to telescopic joint body 1 is the arc setting, is convenient for make limit stop 4 compress and reset under telescopic joint body 1's effect, has reduced the telescopic joint body 1 and has accomodate the dead condition of card appear with limit stop 4 interact in-process, has improved the stability of adjusting telescopic joint body 1.
Referring to fig. 7, a movable limiting plate 401 is connected to one side of the limit stop 4 located in the retraction chute, so that the limit stop 4 is supported and limited by the movable limiting plate 401.
Referring to fig. 7, as shown in fig. 7, a plurality of return springs 402 are connected to one side of the moving limiting plate 401 away from the telescopic joint body 1, so that the return springs 402 can support and return the limit stop 4.
When the telescopic joint body 1 is used in a specific mode, when the length is too long and the connection is loosened in the using process of the telescopic joint body 1, a user can drive the fixed rotating shaft 303 to rotate in a mode of rotating the hand wheel 304, meanwhile, the driven belt wheel 306 can correspondingly rotate along with the rotation of the fixed rotating shaft 303 under the action of the driving belt 307, the driving rotating shaft 311 can rotate in the opposite direction along with the rotation of the fixed rotating shaft 303 through the interaction of the driving gear 309 and the driven gear 310, then the friction accommodating wheel 301 can rotate under the action of the fixed rotating shaft 303 and the driving rotating shaft 311, the telescopic joint body 1 is tensioned and accommodated through the interaction of the friction accommodating wheel 301 and the telescopic joint body 1, after the telescopic joint body 1 is accommodated into the accommodating tensioning pipe 2, the telescopic joint body 1 can be clamped and limited through the interaction of the limit stopper 4 and the telescopic joint body 1, the stability of taking in is carried out the tensioning to telescopic joint body 1 has been improved.
According to the technical scheme provided by the utility model, the utility model discloses following beneficial effect has:
the utility model discloses a to fan air intake with the corresponding mechanism of flexible fabric telescopic joint increase, simplified the process that the flexible fabric telescopic joint carries out length adjustment in the use, improved the convenience in the flexible fabric telescopic joint use, reduced the crooked condition of telescopic joint in the flexible fabric telescopic joint use, improved the intercommunication stability in the flexible fabric telescopic joint use.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a fan is flexible fabric telescopic joint for import which characterized in that includes:
an expansion joint body (1);
the accommodating tensioning tube (2) is sleeved on the outer side of the telescopic joint body (1), and a contraction sliding groove is chiseled in the accommodating tensioning tube (2);
the pair of fixed connecting blocks (3) are connected with one sides, far away from the telescopic joint body (1), of the accommodating tensioning pipes (2), a pair of friction accommodating wheels (301) are arranged in the pair of fixed connecting blocks (3), and the friction accommodating wheels (301) are distributed on two sides of the telescopic joint body (1);
and the limit stop blocks (4) are arranged in the contraction sliding grooves, and one side, close to the expansion joint body (1), of each limit stop block (4) is in an arc shape.
2. The flexible fabric expansion joint for the fan inlet according to claim 1, wherein a rotary avoiding groove matched with the friction receiving wheel (301) is formed in the fixed connecting block (3) in a chiseled mode, and a fixed lifting hook (302) is connected to one side, far away from the expansion joint body (1), of the fixed connecting block (3).
3. The flexible fabric expansion joint for the fan inlet according to claim 1, wherein a driving control cavity is drilled on one side of the fixed connecting block (3) far away from the friction containing wheel (301), a fixed rotating shaft (303) is arranged in the driving control cavity, one end of the fixed rotating shaft (303) is connected with the friction containing wheel (301), and one end of the fixed rotating shaft (303) located outside the fixed connecting block (3) is connected with a hand wheel (304).
4. The flexible fabric expansion joint for the inlet of the fan as claimed in claim 3, wherein one side of the fixed rotating shaft (303) located in the driving control cavity is connected with a driving pulley (305), one side of the driving pulley (305) is provided with a driven pulley (306), a driving belt (307) is connected between the driving pulley (305) and the driven pulley (306), the driven pulley (306) is connected with a transmission rotating shaft (308), and the transmission rotating shaft (308) penetrates through the driven pulley (306).
5. The flexible fabric expansion joint for the inlet of the fan as claimed in claim 4, wherein a driving gear (309) is connected to one side of the transmission rotating shaft (308) far away from the driven pulley (306), a driven gear (310) is engaged with one side of the driving gear (309), and a driving rotating shaft (311) is connected to the driven gear (310).
6. The flexible fabric expansion joint for the fan inlet according to claim 1, wherein one side of the limit stopper (4) in the contraction chute is connected with a movable limit plate (401), and one side of the movable limit plate (401) far away from the expansion joint body (1) is connected with a plurality of return springs (402) which are uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120958412.1U CN214699666U (en) | 2021-05-07 | 2021-05-07 | Flexible fabric expansion joint for fan inlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120958412.1U CN214699666U (en) | 2021-05-07 | 2021-05-07 | Flexible fabric expansion joint for fan inlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214699666U true CN214699666U (en) | 2021-11-12 |
Family
ID=78535806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120958412.1U Active CN214699666U (en) | 2021-05-07 | 2021-05-07 | Flexible fabric expansion joint for fan inlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214699666U (en) |
-
2021
- 2021-05-07 CN CN202120958412.1U patent/CN214699666U/en active Active
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