CN114347925A - Self-adjusting positioning firmware anti-collision sleeve - Google Patents
Self-adjusting positioning firmware anti-collision sleeve Download PDFInfo
- Publication number
- CN114347925A CN114347925A CN202210080190.7A CN202210080190A CN114347925A CN 114347925 A CN114347925 A CN 114347925A CN 202210080190 A CN202210080190 A CN 202210080190A CN 114347925 A CN114347925 A CN 114347925A
- Authority
- CN
- China
- Prior art keywords
- fixed
- elastic
- fastening
- rotating shaft
- connecting rod
- 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.)
- Granted
Links
- 230000000670 limiting effect Effects 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 238000007796 conventional method Methods 0.000 abstract description 4
- KUBDPQJOLOUJRM-UHFFFAOYSA-N 2-(chloromethyl)oxirane;4-[2-(4-hydroxyphenyl)propan-2-yl]phenol Chemical compound ClCC1CO1.C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 KUBDPQJOLOUJRM-UHFFFAOYSA-N 0.000 description 12
- 239000000463 material Substances 0.000 description 8
- 238000001514 detection method Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000009945 crocheting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007519 figuring Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Images
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses an anti-collision sleeve with a self-adjusting positioning fastener, which comprises: the fixing seat comprises a tubular component, a positioning fixing piece and a fastening component, wherein one end of the tubular component is fixed with the positioning fixing piece, the tubular component and the positioning fixing piece are sleeved outside a wire, and the wire is connected to the fixing seat. According to the invention, the lead is inserted into the corrugated pipe, and the lead and the corrugated pipe are fixed, when the corrugated pipe is inserted into the tubular assembly, the distance between each elastic finger body is reduced through the rotary motion of the fastening assembly relative to the positioning fixing piece, so that each elastic finger body clamps the corrugated pipe, the corrugated pipe is fixed, namely the lead is fixed relative to the tubular assembly, and the problems of inconvenience in vehicle assembly, long working hour and risk caused by the fact that thickened or multi-layer sleeves are adopted in the conventional method are solved by adopting the matching of the positioning fixing piece, the fastening assembly and the corrugated pipe.
Description
Technical Field
The invention relates to the technical field of fastening, in particular to an anti-collision sleeve with a self-adjusting positioning fastener.
Background
In modern automobiles, electronic control systems are in close relationship with wiring harnesses. Someone has been figuring a metaphor: the microcomputer is equivalent to human brain, the sensor is equivalent to sensory organ, the executive component is equivalent to motor tube, and the wiring harness is nerve and blood vessel.
The automobile wiring harness is functionally divided into two types, namely a power line for carrying power for driving the actuating element and a signal line for transmitting a sensor input command. Power lines are thick wires carrying large currents, while signal lines are thin wires carrying no power.
With the increase of automobile functions and the general application of electronic control technology, the number of circuits and the power consumption of automobiles are remarkably increased, the thicker and heavier the wire harness is, and how to protect the safety of the wire harness becomes more and more important.
In the design test of an automobile, particularly in a collision test, a wire harness and a flexible pipeline connector connected with the wire harness are extruded and deformed by peripheral objects, so that the wire harness is broken, conductors in the wire harness are mutually contacted, abnormal discharge and heat release and fire are easy to occur, and the common conventional method is to sleeve a thickened sleeve or sleeve a plurality of layers of sleeves outside the wire harness, but the conventional method of a wire harness assembly can cause inconvenience in vehicle assembly, long working hours and risks.
Disclosure of Invention
The invention provides an anti-collision sleeve with a self-adjusting positioning fastener, which is used for solving the problems in the background technology that: the existing wire harness assembly adopts a thickened sleeve or a multi-layer sleeve, so that the assembly of a vehicle is inconvenient, the working hour is long, and the risk problem exists.
A self-adjusting positioning fastener impact sleeve, comprising: the fixing seat comprises a tubular assembly and a positioning fixing piece, wherein one end of the tubular assembly is fixed with the positioning fixing piece, the tubular assembly and the positioning fixing piece are sleeved outside a wire, and the wire is connected to the fixing seat.
Preferably, the positioning firmware includes: the elastic finger-shaped body, the first connecting plate and the second connecting plate; the second connecting plate is annular, the first connecting plate is fixed to the second connecting plate outer ring, the elastic finger is fixed to the second connecting plate inner ring, and the elastic finger and the first connecting plate are respectively arranged on two opposite sides of the second connecting plate.
Preferably, the first connecting plate is fixed to the tubular assembly.
Preferably, the elastic finger body is provided with a plurality of elastic finger bodies, the elastic finger bodies are arranged along the periphery of the second connecting plate, threads are arranged on the outer sides of the elastic finger bodies, and the elastic finger bodies are connected with the fastening assembly through the threads.
Preferably, the fixing seat is fixed with a plug connector, one end of the wire in the tubular assembly is connected with a plug connector, and the wire is plugged with the plug connector through the plug connector.
Preferably, the outer side of the lead is sleeved with a corrugated pipe, and the corrugated pipe is inserted into the tubular component, the positioning fixing piece and the fastening component.
Preferably, a corrugated pipe fastening device is arranged between every two elastic fingers and used for fastening the corrugated pipe by the elastic fingers.
Preferably, the bellows fastening device includes:
the device comprises a first sliding chute, a first rack, an elastic connecting rod, a clamping piece, a limiting piece, a synchronous gear, a second sliding chute, a second rack, a first connecting block, a first rotating shaft, a second connecting block, a second rotating shaft, a first spring, a telescopic rod, a first connecting rod, a second connecting rod, a third sliding chute, a third rotating shaft and a third connecting block;
the first sliding groove is arranged in the elastic finger-shaped body, the first rack is connected to the first sliding groove in a sliding mode, one end of the first rack is fixed with one end of the elastic connecting rod, the clamping piece is fixed to the other end of the elastic connecting rod, and one side, close to the next elastic finger, of the front elastic finger is connected with the limiting piece; the clamping piece in the back elastic finger body is contacted with the limiting piece of the front elastic finger body;
the upper side of the synchronous gear is meshed with the first rack, and the lower side of the synchronous gear is meshed with the second rack;
the second sliding groove is arranged in the elastic finger-shaped body, and the second rack is connected with the second sliding groove in a sliding manner;
the first connecting block is fixed on the lower side of the second rack and is connected with one end of the first connecting rod through the first rotating shaft;
the third sliding groove is arranged in the elastic finger-shaped body, and the second connecting rod is connected with the third sliding groove in a sliding manner;
the middle section of the second connecting rod is hinged with the other end of the first connecting rod, the first end of the second connecting rod penetrates through the elastic finger-shaped body, and the first end of the second connecting rod is hemispherical;
the second end of the second connecting rod is connected with the third connecting block through the third rotating shaft;
the third connecting block is connected with the second connecting block through the telescopic rod, the first spring is sleeved outside the telescopic rod, and two ends of the first spring are respectively connected with the third connecting block and the second connecting block;
the second connecting block is connected with the inside of the elastic finger body through the second rotating shaft.
Preferably, the fastening assembly is provided with a locking device at the periphery thereof, and the locking device is used for preventing the fastening assembly from being separated from the positioning fastener in the use process.
Preferably, the loosening prevention device includes:
the pressing shell, the fixed shell, the first limiting clamping block, the second limiting clamping block, the ratchet wheel, the ratchet, the second spring, the third spring, the pawl, the hinged support, the telescopic sleeve, the fourth rotating shaft and the fifth rotating shaft;
the periphery of the fastening assembly is fixedly provided with the ratchet wheel, the middle position of the ratchet wheel is provided with the ratchet, the pressing shell is arranged outside the ratchet wheel, and the fastening assembly penetrates through the pressing shell;
the second spring is sleeved on the ratchet wheel, the upper end of the second spring is fixed with the lower side of the pressing shell, and the lower end of the second spring is fixed with the upper side of the positioning fixing piece;
the inner wall of the pressing shell is connected with the pawl through the hinged support, and one end of the pawl is in contact with the ratchet;
one end of the telescopic sleeve is connected with the inner wall of the pressing shell through the fourth rotating shaft, the other end of the telescopic sleeve is connected with the middle section of the pawl through the fifth rotating shaft, the third spring is arranged in the telescopic sleeve, and two ends of the third spring are respectively connected with two ends of the inner wall of the telescopic sleeve;
the fixed shell is sleeved on the outer side of the pressing shell, the pressing shell penetrates through the top end of the fixed shell, and the lower end of the fixed shell is fixed on the upper side of the positioning firmware;
the inner wall of the fixed shell is fixed with the first limiting clamping block, the outer side of the pressing shell is fixed with the second limiting clamping block, and the lower end of the first limiting clamping block is in contact with the upper end of the second limiting clamping block.
Drawings
FIG. 1 is a schematic front view of a structure of the present invention;
FIG. 2 is a schematic front view of a positioning firmware structure according to the present invention;
FIG. 3 is a schematic top view of a positioning fixture structure according to the present invention;
FIG. 4 is a schematic front view of another embodiment of the present invention;
FIG. 5 is a schematic front view of another positioning firmware structure of the present invention;
FIG. 6 is a schematic top view of another positioning fixture structure of the present invention;
FIG. 7 is a front view of the bellows fastening device of the present invention;
FIG. 8 is a schematic front view of the anti-loosening apparatus of the present invention;
FIG. 9 is a schematic top view of the anti-loosening apparatus of the present invention;
fig. 10 is an enlarged view of the structure at a in fig. 9 according to the present invention.
In the figure: 1. a fixed seat; 2. a tubular assembly; 3. positioning the firmware; 4. a fastening assembly; 5. a bellows; 6. a wire; 7. a plug-in unit; 8. a plug-in connector; 301. a resilient finger; 302. a first connecting plate; 303. a second connecting plate; 901. a first chute; 902. a first rack; 903. an elastic link; 904. a retainer; 905. a limiting member; 906. a synchronizing gear; 907. a second chute; 908. a second rack; 909. a first connection block; 910. a first rotating shaft; 911. a second connecting block; 912. a second rotating shaft; 913. a first spring; 914. a telescopic rod; 915. a first link; 916. a second link; 917. a third chute; 918. a third rotating shaft; 919. a third connecting block; 1001. pressing the shell; 1002. a stationary case; 1003. a first limiting clamping block; 1004. a second limiting clamping block; 1005. a ratchet wheel; 1006. a ratchet; 1007. a second spring; 1008. a third spring; 1009. a pawl; 1010. hinging and supporting; 1011. a telescopic sleeve; 1012. a fourth rotating shaft; 1013. and a fifth rotating shaft.
Detailed Description
The description of the present invention as to "first", "second", etc. is for descriptive purposes only, and not for purposes of particular ordinal or sequential meaning, nor for limitations, and is intended to distinguish between components or operations that are described in the same technical language, and is not intended to indicate or imply relative importance or imply the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not be within the protection scope of the present invention.
Example 1
Referring to fig. 1-6, an embodiment of the present invention is shown: a self-adjusting positioning fastener impact sleeve, comprising: tubular component 2, location firmware 3, tubular component 2 one end with location firmware 3 is fixed, tubular component 2, location firmware 3 cup joint outside wire 6, wire 6 is connected in fixing base 1.
Preferably, the tubular assembly 2 is provided with an insulation layer (e.g., the tubular assembly 2 is an impact resistant insulation layer, preferably, the impact resistant insulation layer has more than one layer; the tubular impact resistant insulation layer defines a lumen extending along the central longitudinal axis between open opposite ends);
preferably, the material of the tubular component 2 includes plastic, silicon rubber, etc.;
preferably, the tubular component 2 is manufactured by warp and weft weaving, cross weaving, crocheting, composite injection molding extrusion and the like;
preferably, the material of the fastening component 4 includes plastic, silicon rubber, metal, etc. (the fastening component 4 is optionally used, the fastening component 4 can be omitted under the condition of no vibration, and the fastening component 4 is selected under the condition of obvious vibration);
preferably, the positioning firmware 3 includes: an elastic finger 301 (the elastic finger has a convex self-adjusting positioning fixing function), a first connecting plate 302 and a second connecting plate 303;
the second connecting plate 303 is ring-shaped, the first connecting plate 302 is fixed to an outer ring of the second connecting plate 303, the elastic finger 301 is fixed to an inner ring of the second connecting plate 303, and the elastic finger 301 and the first connecting plate 302 are respectively disposed on two sides of the second connecting plate 303.
Preferably, said first connection plate 302 is fixed to said tubular assembly 2.
Preferably, a plurality of elastic fingers 301 are provided, and a thread is provided on the outer side of the elastic fingers 301, and the elastic fingers 301 are connected with the fastening assembly 4 through the thread.
Preferably, a plug connector 7 is fixed on the fixing seat 1, one end of the wire 6, which is located in the tubular component 2, is connected with a plug connector 8, and the wire 6 is plugged with the plug connector 7 through the plug connector 8.
Preferably, a corrugated pipe 5 is sleeved on the outer side of the lead 6, and the corrugated pipe 5 is inserted into the tubular component 2, the positioning fixing piece 3 and the fastening component 4.
Preferably, the corrugated pipe 5 may be a multi-head body, and the shape of the corrugated pipe 5 includes a circle, an ellipse, a square, a triangle, etc.;
the working principle and the beneficial effects of the technical scheme are as follows:
inserting the lead 6 into the corrugated pipe 5, fixing the lead 6 and the corrugated pipe 5, and reducing the distance between each elastic finger 301 through the rotation motion of the fastening component 4 relative to the positioning fixing component 3 when the corrugated pipe 5 is inserted into the tubular component 2, so that each elastic finger 301 clamps the corrugated pipe 5 to complete the fixation of the corrugated pipe 5, namely, the relative fixation of the lead 6 relative to the tubular component 2 is completed;
the plug connector 7 is arranged, and the lead 6 is plugged in the plug connector 7 through the plug connector 8, so that the connection mode of the lead 6 is simplified, and the assembly process is optimized;
the corrugated pipe 5 is sleeved on the lead 6, so that the lead 6 is protected, and the extension and the bending of the lead 6 are not influenced;
the tubular assembly 2 avoids the conditions of discharge, heat release and fire occurrence caused by breakage and contact of the lead 6 due to the deformation and extrusion of the periphery of the lead 6 in collision of the lead 6;
the cooperation of positioning and fixing piece 3, fastening component 4 and bellows 5 is adopted, and the problems that the vehicle assembly is inconvenient, the working hours are long and the risk exists due to the fact that thickening or multiple layers of sleeves are adopted in the conventional method are solved.
Example 2
Referring to fig. 7, on the basis of the above embodiment 1, a bellows fastening device is disposed between every two elastic fingers 301, and the bellows fastening device is used for fastening the bellows 5 by the elastic fingers 301.
The corrugated pipe fastening device includes:
the device comprises a first sliding chute 901, a first rack 902, an elastic connecting rod 903, a clamping piece 904, a limiting piece 905, a synchronizing gear 906, a second sliding chute 907, a second rack 908, a first connecting block 909, a first rotating shaft 910, a second connecting block 911, a second rotating shaft 912, a first spring 913, an expansion rod 914, a first connecting rod 915, a second connecting rod 916, a third sliding chute 917, a third rotating shaft 918 and a third connecting block 919;
the first sliding groove 901 is arranged in the elastic finger 301, the first rack 902 is connected to the first sliding groove 901 in a sliding manner, one end of the first rack 902 is fixed to one end of the elastic connecting rod 903, the other end of the elastic connecting rod 903 is fixed with the clamping piece 904, and one side of the previous elastic finger 301 close to the next elastic finger 301 is connected with the limiting piece 905; the retainer 904 in the latter elastic finger 301 contacts the stop 905 of the former elastic finger 301;
the upper side of the synchronizing gear 906 is meshed with the first rack 902, and the lower side of the synchronizing gear 906 is meshed with the second rack 908;
the second sliding groove 907 is disposed in the elastic finger 301, and the second rack 908 is slidably connected to the second sliding groove 907;
the first connecting block 909 is fixed on the lower side of the second rack 908, and the first connecting block 909 is connected with one end of the first link 915 through the first rotating shaft 910;
the third sliding groove 917 is disposed in the elastic finger 301, and the second connecting rod 916 is slidably connected to the third sliding groove 917;
the middle position of the second connecting rod 916 is hinged with the other end of the first connecting rod 915, the first end of the second connecting rod 916 penetrates through the elastic finger 301, and the first end of the second connecting rod 916 is hemispherical;
a second end of the second connecting rod 916 is connected to the third connecting block 919 through the third rotating shaft 918;
the third connecting block 919 is connected with the second connecting block 911 through the telescopic rod 914, the first spring 913 is sleeved outside the telescopic rod 914, and two ends of the first spring 913 are respectively connected with the third connecting block 919 and the second connecting block 911;
the second connecting block 911 is connected to the inside of the elastic finger 301 through the second rotating shaft 912.
The working principle and the beneficial effects of the technical scheme are as follows:
by rotating the fastening assembly 4 in the resilient fingers 301 with respect to the outer circumference, the resilient fingers 301 being brought closer to each other, the second link 916 is pressed to move inwardly of the resilient fingers 301, the second rack 908 is driven by the first link 915 to move inside the elastic finger 301 in the second sliding slot 907, and since the first rack 902 and the second rack 908 are connected by the synchronizing gear 906, as second rack 908 moves inwardly of resilient fingers 301 within second runner 907, the first rack 902 moves inside the first chute 901 towards the outside of the elastic fingers 301, the clip 904 is moved outwardly of the resilient fingers 301 by the resilient link 903, and contacts the stopper 905 fixed to the other elastic finger 301, and due to the elastic action of the elastic link 903, at this time, the height of the clamping piece 904 is higher than that of the elastic fingers 301, so that the elastic fingers 301 can further fasten the corrugated pipe 5;
when the fastening assembly 4 is disassembled, the second connecting rod 916 springs the adjacent elastic fingers 301 under the action of the first spring 913 and the telescopic rod 914 arranged between the tail end of the second connecting rod 916 and the inner part of the elastic fingers 301, the second connecting rod 916 actively extends out of the elastic fingers 301 at the moment, the clamping piece 904 is retracted through the second rack 908, the synchronous gear 906 and the first rack 902, and the holding effect on the corrugated pipe 5 is released;
the corrugated pipe fastening device is used for further fastening the corrugated pipe 5, so that the practicability of the anti-collision sleeve of the self-adjusting positioning fastener is guaranteed, the connection mode of the corrugated pipe 5 is optimized, the assembly process is optimized, and the damage to the lead 6 caused by the falling of the corrugated pipe 5 relative to the fastening assembly 4 is effectively avoided.
Example 3
Referring to fig. 8-10, on the basis of the above embodiment 1 or 2, the fastening assembly 4 is provided with a loosening prevention device at the periphery thereof, and the loosening prevention device is used for preventing the fastening assembly 4 from being separated from the positioning fastener 3 during the use process.
The anti-loosening device comprises:
the pressing shell 1001, the fixed shell 1002, the first limiting clamping block 1003, the second limiting clamping block 1004, the ratchet 1005, the ratchet 1006, the second spring 1007, the third spring 1008, the pawl 1009, the hinged support 1010, the telescopic sleeve 1011, the fourth rotating shaft 1012 and the fifth rotating shaft 1013;
the ratchet 1005 is fixed on the periphery of the fastening assembly 4, the ratchet 1006 is arranged in the middle of the ratchet 1005, the pressing shell 1001 is arranged outside the ratchet 1005, and the fastening assembly 4 penetrates through the pressing shell 1001;
the second spring 1007 is sleeved on the ratchet 1005, the upper end of the second spring 1007 is fixed to the lower side of the pressing shell 1001, and the lower end of the second spring 1007 is fixed to the upper side of the positioning fixing piece 3;
the inner wall of the pressing shell 1001 is connected with the pawl 1009 through the hinge 1010, and one end of the pawl 1009 is in contact with the ratchet 1006;
one end of the telescopic sleeve 1011 is connected with the inner wall of the pressing shell 1001 through the fourth rotating shaft 1012, the other end of the telescopic sleeve 1011 is connected with the middle section of the pawl 1009 through the fifth rotating shaft 1013, the third spring 1008 is arranged in the telescopic sleeve 1011, and two ends of the third spring 1008 are respectively connected with two ends of the inner wall of the telescopic sleeve 1011;
the fixed shell 1002 is sleeved on the outer side of the pressing shell 1001, the pressing shell 1001 penetrates through the top end of the fixed shell 1002, and the lower end of the fixed shell 1002 is fixed on the upper side of the positioning fastener 3;
the inner wall of the fixed shell 1002 is fixed with the first limiting clamping block 1003, the outer side of the pressing shell 1001 is fixed with the second limiting clamping block 1004, and the lower end of the first limiting clamping block 1003 is in contact with the upper end of the second limiting clamping block 1004.
The working principle and the beneficial effects of the technical scheme are as follows:
a ratchet 1005 is arranged on the periphery of the fastening assembly 4, a ratchet 1006 is arranged in the middle of the ratchet 1005, the ratchet 1006 is clamped with the pawl 1009 under the limiting action of the elastic force of the second spring 1007, the first limiting clamping block 1003 and the second limiting clamping block 1004, when the fastening assembly 4 is screwed, the clamping of the ratchet 1006 and the pawl 1009 does not affect the fastening assembly 4, and when the fastening assembly 4 tends to loosen, the ratchet 1006 is clamped with the pawl 1009 to prevent the fastening assembly 4 from loosening;
when the fastening component 4 needs to be disassembled, the pressing shell 1001 is pressed, the second spring 1007 is compressed, the pawl 1009 connected with the pressing shell 1001 is far away from the middle part of the ratchet 1005, the clamping with the ratchet 1006 is disconnected, and at the moment, the upper end of the fastening component 4 extends out of the pressing shell 1001, the fastening component 4 can be directly rotated, and the disassembling of the fastening component 4 is completed;
through setting up locking device that moves, guaranteed fastening components 4 and location firmware 3's stability of being connected in the use, can effectively avoid fastening components 4 that cause because of external vibrations or other reasons breaks away from with location firmware 3 in the use, further guaranteed the reliable connection of bellows 5, increased the telescopic practicality of self-adjusting location firmware crashproof, also optimized fastening components 4's fixed mode, effectively avoided taking place to drop the damage to wire 6 that causes for fastening components 4 because of bellows 5.
Example 4
On the basis of any one of the above embodiments 1 to 3, the safety device further includes a reliability detection device for the crash-proof sleeve, the reliability detection device for the crash-proof sleeve includes:
the temperature sensor is arranged on the elastic finger 301 and used for detecting the working environment temperature of the elastic finger 301;
a force sensor, disposed on the elastic fingers 301, for detecting the pressure of the fastening assembly 4 against the elastic fingers 301;
a timer for recording the time of use of the resilient fingers 301;
the counter is used for recording the detection times of each sensor;
the alarm is positioned on the second connecting plate 303;
the controller, the controller respectively with temperature sensor, force transducer, time-recorder, counter and alarm electric connection, the controller is based on temperature sensor, force transducer, time-recorder, counter control alarm work includes:
step 1: the controller obtains the anti-collision performance index of the anti-collision sleeve based on the force sensor and the formula (1) (the thicker the thickness of the elastic finger 301 is, the higher the strength is, the better the anti-collision performance is when collision occurs, in relation to the material and the structure of the anti-collision sleeve):
wherein a is an anti-collision performance index of the anti-collision sleeve, N is a pressure of the fastening component 4 on the elastic fingers 301 detected by a force sensor, δ is rockwell hardness of the material of the elastic fingers 301, G is tensile strength of the material of the elastic fingers 301, γ is a precision coefficient of the force sensor, S is a contact area of the elastic fingers 301 and the fastening component 4, d is a thickness of the elastic fingers 301, and exp is an exponential function with a natural constant e as a base;
step 2: the controller calculates the reliability of the impact sleeve based on the temperature sensor, timer, counter and equation (2) (when an impact occurs, the higher the impact resistance index of the impact sleeve, the higher its reliability, and the reliability of the impact sleeve decreases with increasing age of the resilient fingers 301):
wherein B is the reliability of the anti-collision sleeve, T0Is the thermodynamic temperature, T, corresponding to zero degrees CelsiusiThe working environment temperature of the elastic finger 301 is detected for the ith time by the temperature sensor, T is the difference value between the maximum value and the minimum value of the working environment temperature of the elastic finger 301 detected for the n times by the temperature sensor, n is the detection frequency of the temperature sensor recorded by the counter, T is the service time of the elastic finger 301 recorded by the timer0Is unit time, ln is eThe natural logarithm of the base, e is a natural constant;
and when the reliability of the anti-collision sleeve is lower than a preset value, the controller controls an alarm to give an alarm.
In the formula (I), the compound is shown in the specification,
for an impact resistance index of the impact sleeve based on pressure and material properties,
as the impact coefficient of the impact resistance index of the impact-resistant sleeve on the reliability of the impact-resistant sleeve,
indicating the basic reliability of the crash sleeve.
Assuming that the pressure N of the fastening member 4 against the elastic finger 301 detected by the force sensor is 1N, the rockwell hardness δ of the material of the elastic finger 301 is 27, the tensile strength G of the material of the elastic finger 301 is 10MPa, the accuracy coefficient γ of the force sensor is 0.99, and the contact area S of the elastic finger 301 and the fastening member 4 is 2cm2If the thickness d of the elastic finger 301 is 0.3cm, the crashworthiness index a of the crashworthiness sleeve is 4.851.
The temperature sensor detects the working environment temperature T of the elastic fingers 301 for 3 times1＝300K、T2＝297K、T2The temperature sensor detects the maximum difference T of the working environment temperature of the elastic finger 301 for several times as 301K, and the thermodynamic temperature T corresponding to zero degrees centigrade is 4K0273.15K, the number of times n of detection of each sensor recorded by the counter is 3, the service time t of the elastic finger 301 recorded by the timer is 3000min, and the unit time t0The natural constant e is 2.72 when the value is 1min, the reliability B of the anti-collision sleeve is 6.531 (three decimal places) calculated by the formula (2), the reliability B of the anti-collision sleeve is 6.531 when the value is higher than the preset value 1, and the controller does not control the valueThe alarm gives an alarm prompt.
The beneficial effects of the above technical scheme are: the method comprises the steps of arranging a force sensor for detecting the pressure of the fastening assembly 4 on the elastic finger-shaped body 301, calculating the anti-collision performance index of the anti-collision sleeve according to the pressure of the fastening assembly 4 on the elastic finger-shaped body 301 detected by the force sensor and the formula (1), arranging a temperature sensor for detecting the working environment temperature of the elastic finger-shaped body 301, arranging a timer for recording the service time of the elastic finger-shaped body 301, arranging a counter for recording the detection times of the sensors, and calculating the reliability of the anti-collision sleeve according to the calculation result of the formula (1), the working environment temperature of the elastic finger-shaped body 301 detected by the temperature sensor, the service time of the elastic finger-shaped body 301 recorded by the timer, the detection times of the sensors recorded by the counter and the formula (2), wherein when the reliability of the anti-collision sleeve is smaller than a preset value, the controller controls the alarm to give an alarm to inform a user of checking and replacing the wires in the sleeve, the alarm is controlled to give an alarm through the controller, related workers are timely informed of overhauling, and the intelligence of the device is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.
Claims (10)
1. The utility model provides a self-adjusting location firmware anticollision sleeve which characterized in that:
the method comprises the following steps: tubular component (2), location firmware (3), tubular component (2) one end with location firmware (3) are fixed, tubular component (2), location firmware (3) cup joint outside wire (6), wire (6) are connected in fixing base (1).
2. The self-adjusting retaining fastener impact sleeve of claim 1, wherein:
the positioning firmware (3) includes: the elastic finger-shaped body (301), the first connecting plate (302) and the second connecting plate (303); the second connecting plate (303) is annular, the first connecting plate (302) is fixed on the outer ring of the second connecting plate (303), the elastic finger-shaped body (301) is fixed on the inner ring of the second connecting plate (303), and the elastic finger-shaped body (301) and the first connecting plate (302) are respectively arranged on two opposite sides of the second connecting plate (303).
3. The self-adjusting retaining fastener impact sleeve of claim 2, wherein:
the first connecting plate (302) is fixed to the tubular assembly (2).
4. The self-adjusting retaining fastener impact sleeve of claim 2, wherein:
elasticity finger (301) set up a plurality of, and is a plurality of elasticity finger (301) are followed second connecting plate (303) week side sets up, just elasticity finger (301) outside is provided with the screw thread, elasticity finger (301) pass through threaded connection with fastening component (4).
5. The self-adjusting retaining fastener impact sleeve of claim 1, wherein:
the fixing seat (1) is connected with a plug connector (7), one end of the wire (6) located in the tubular component (2) is connected with a plug connector (8), and the wire (6) is connected with the plug connector (7) through the plug connector (8).
6. The self-adjusting retaining fastener impact sleeve of claim 1, wherein:
corrugated pipes (5) are sleeved on the outer sides of the leads (6), and the corrugated pipes (5) are inserted into the tubular assemblies (2), the positioning fixing pieces (3) and the fastening assemblies (4).
7. The self-adjusting retaining fastener impact sleeve of claim 2, wherein:
and corrugated pipe fastening devices are arranged between every two elastic fingers (301) and are used for fastening the corrugated pipes (5) by the elastic fingers (301).
8. The self-adjusting retaining fastener impact sleeve of claim 7, wherein:
the corrugated pipe fastening device includes:
the device comprises a first sliding chute (901), a first rack (902), an elastic connecting rod (903), a clamping part (904), a limiting part (905), a synchronizing gear (906), a second sliding chute (907), a second rack (908), a first connecting block (909), a first rotating shaft (910), a second connecting block (911), a second rotating shaft (912), a first spring (913), an expansion rod (914), a first connecting rod (915), a second connecting rod (916), a third sliding chute (917), a third rotating shaft (918) and a third connecting block (919);
the first sliding groove (901) is arranged in the elastic finger-shaped body (301), the first rack (902) is connected to the first sliding groove (901) in a sliding manner, one end of the first rack (902) is fixed with one end of the elastic connecting rod (903), the other end of the elastic connecting rod (903) is fixed with the clamping piece (904), and one side of the front elastic finger-shaped body (301) close to the rear elastic finger-shaped body (301) is connected with the limiting piece (905); the clamping piece (904) in the latter elastic finger (301) is contacted with the limit piece (905) of the former elastic finger (301);
the upper side of the synchronizing gear (906) is meshed with the first rack (902), and the lower side of the synchronizing gear (906) is meshed with the second rack (908);
the second sliding chute (907) is arranged in the elastic finger-shaped body (301), and the second rack (908) is connected with the second sliding chute (907) in a sliding manner;
the first connecting block (909) is fixed at the lower side of the second rack (908), and the first connecting block (909) is connected with one end of the first connecting rod (915) through the first rotating shaft (910);
the third sliding groove (917) is disposed in the elastic finger (301), and the second connecting rod (916) is slidably connected to the third sliding groove (917);
the middle section of the second connecting rod (916) is hinged with the other end of the first connecting rod (915), the first end of the second connecting rod (916) penetrates through the elastic finger-shaped body (301), and the first end of the second connecting rod (916) is hemispherical;
the second end of the second connecting rod (916) is connected with the third connecting block (919) through the third rotating shaft (918);
the third connecting block (919) is connected with the second connecting block (911) through the telescopic rod (914), the first spring (913) is sleeved outside the telescopic rod (914), and two ends of the first spring (913) are respectively connected with the third connecting block (919) and the second connecting block (911);
the second connecting block (911) is internally connected with the elastic finger body (301) through the second rotating shaft (912).
9. The self-adjusting retaining fastener impact sleeve of claim 1, wherein:
the periphery of the fastening component (4) is provided with an anti-loosening device, and the anti-loosening device is used for preventing the fastening component (4) from being separated from the positioning fixing piece (3) in the using process.
10. The self-adjusting retaining fastener impact sleeve of claim 9, wherein:
the anti-loosening device comprises:
the device comprises a pressing shell (1001), a fixed shell (1002), a first limiting clamping block (1003), a second limiting clamping block (1004), a ratchet wheel (1005), a ratchet (1006), a second spring (1007), a third spring (1008), a pawl (1009), a hinge support (1010), a telescopic sleeve (1011), a fourth rotating shaft (1012) and a fifth rotating shaft (1013);
the ratchet wheel (1005) is fixed on the periphery of the fastening assembly (4), the ratchet (1006) is arranged in the middle of the ratchet wheel (1005), the pressing shell (1001) is arranged outside the ratchet wheel (1005), and the fastening assembly (4) penetrates through the pressing shell (1001);
the second spring (1007) is sleeved on the ratchet wheel (1005), the upper end of the second spring (1007) is fixed to the lower side of the pressing shell (1001), and the lower end of the second spring (1007) is fixed to the upper side of the positioning fixing piece (3);
the inner wall of the pressing shell (1001) is connected with the pawl (1009) through the hinge support (1010), and one end of the pawl (1009) is in contact with the ratchet (1006);
one end of the telescopic sleeve (1011) is connected with the inner wall of the pressing shell (1001) through the fourth rotating shaft (1012), the other end of the telescopic sleeve (1011) is connected with the middle section of the pawl (1009) through the fifth rotating shaft (1013), the telescopic sleeve (1011) is internally provided with the third spring (1008), and two ends of the third spring (1008) are respectively connected with two ends of the inner wall of the telescopic sleeve (1011);
the fixed shell (1002) is sleeved on the outer side of the pressing shell (1001), the pressing shell (1001) penetrates through the top end of the fixed shell (1002), and the lower end of the fixed shell (1002) is fixed to the upper side of the positioning firmware (3);
the inner wall of the fixed shell (1002) is fixed with the first limiting clamping block (1003), the outer side of the pressing shell (1001) is fixed with the second limiting clamping block (1004), and the lower end of the first limiting clamping block (1003) is in contact with the upper end of the second limiting clamping block (1004).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210080190.7A CN114347925B (en) | 2022-01-24 | 2022-01-24 | Self-adjusting positioning firmware anti-collision sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210080190.7A CN114347925B (en) | 2022-01-24 | 2022-01-24 | Self-adjusting positioning firmware anti-collision sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114347925A true CN114347925A (en) | 2022-04-15 |
| CN114347925B CN114347925B (en) | 2024-04-19 |
Family
ID=81093045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210080190.7A Active CN114347925B (en) | 2022-01-24 | 2022-01-24 | Self-adjusting positioning firmware anti-collision sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114347925B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013031261A1 (en) * | 2011-08-30 | 2013-03-07 | 住友電装株式会社 | Protector and attachment structure for protector |
| US20150008032A1 (en) * | 2013-07-04 | 2015-01-08 | Sumitomo Wiring Systems, Ltd. | Grommet |
| CN108136978A (en) * | 2015-08-04 | 2018-06-08 | 费德罗-莫格尔动力系有限责任公司 | The method of insulating sleeve with self-adjusting align member, its any temperature-sensitive components of assembling and protection therewith |
| CN108141022A (en) * | 2015-08-04 | 2018-06-08 | 费德罗-莫格尔动力系有限责任公司 | Insulating sleeve with reflectivity align member, its assembling and its building method |
| CN109638740A (en) * | 2018-12-24 | 2019-04-16 | 盐城市晟广达汽车零部件有限公司 | Automotive wire bundle rubber sheath |
| CN212709274U (en) * | 2020-07-15 | 2021-03-16 | 苏州万融线缆科技有限公司 | Protective sleeve used on automobile wire harness |
| CN214044832U (en) * | 2020-09-24 | 2021-08-24 | 黄冈博信汽车电气系统有限公司 | Automobile wire harness fixing device |
| CN214396645U (en) * | 2021-02-24 | 2021-10-15 | 青岛宏顺兴工贸有限公司 | Rubber sleeve for protecting automobile wire harness |
-
2022
- 2022-01-24 CN CN202210080190.7A patent/CN114347925B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013031261A1 (en) * | 2011-08-30 | 2013-03-07 | 住友電装株式会社 | Protector and attachment structure for protector |
| US20150008032A1 (en) * | 2013-07-04 | 2015-01-08 | Sumitomo Wiring Systems, Ltd. | Grommet |
| CN108136978A (en) * | 2015-08-04 | 2018-06-08 | 费德罗-莫格尔动力系有限责任公司 | The method of insulating sleeve with self-adjusting align member, its any temperature-sensitive components of assembling and protection therewith |
| CN108141022A (en) * | 2015-08-04 | 2018-06-08 | 费德罗-莫格尔动力系有限责任公司 | Insulating sleeve with reflectivity align member, its assembling and its building method |
| CN109638740A (en) * | 2018-12-24 | 2019-04-16 | 盐城市晟广达汽车零部件有限公司 | Automotive wire bundle rubber sheath |
| CN212709274U (en) * | 2020-07-15 | 2021-03-16 | 苏州万融线缆科技有限公司 | Protective sleeve used on automobile wire harness |
| CN214044832U (en) * | 2020-09-24 | 2021-08-24 | 黄冈博信汽车电气系统有限公司 | Automobile wire harness fixing device |
| CN214396645U (en) * | 2021-02-24 | 2021-10-15 | 青岛宏顺兴工贸有限公司 | Rubber sleeve for protecting automobile wire harness |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114347925B (en) | 2024-04-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1788367A1 (en) | Vibration detecting sensor and pressure sensitive switch using cable-shaped piezoelectric element | |
| CN203746713U (en) | Pull switch and mounting structure thereof | |
| US9647397B2 (en) | Prognosis of connector disconnection with canary-based short terminals | |
| EP2959202B1 (en) | Flexible contact arrangement for hose assembly | |
| JPS6136166B2 (en) | ||
| US20050092093A1 (en) | High pressure sensor | |
| CN114347925A (en) | Self-adjusting positioning firmware anti-collision sleeve | |
| BR102013033336A2 (en) | temperature detection system | |
| US10837861B1 (en) | Systems and methods for detecting hose failure | |
| US8029305B2 (en) | Connector mounting structure, connector, a grommet and mounting method | |
| CN112414570A (en) | Temperature measurement thermal resistor with good anti-vibration performance | |
| CN112595452A (en) | Simple structure of mining pressure transmitter | |
| JP2006080366A (en) | Cable-like piezo-electric element and oscillation detection sensor using it | |
| US5606132A (en) | Strain indicator using an optical indicator means | |
| CN211001193U (en) | Automobile seat occupancy sensor | |
| CN106062527A (en) | Pressure measuring device | |
| CN215448380U (en) | Elasticity detection device is used in compression spring production | |
| CN208630526U (en) | A kind of automobile engine cabin wirning harness assembly | |
| CN212899483U (en) | Brake wear sensing line and brake wear sensing alarm device | |
| CN212849102U (en) | Air inlet pressure sensor convenient for fastening and limiting signal transmission line | |
| CN216923583U (en) | Corrugated pipe quick connector | |
| CN210478626U (en) | Safe and simple collision sensor | |
| CN214150768U (en) | ABS sensor | |
| CN213776177U (en) | Damping device and thermocouple with damping device | |
| CN218724809U (en) | Temperature detection assembly and air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |