CN107135009A - Intercom with extension bar - Google Patents
Intercom with extension bar Download PDFInfo
- Publication number
- CN107135009A CN107135009A CN201710495237.5A CN201710495237A CN107135009A CN 107135009 A CN107135009 A CN 107135009A CN 201710495237 A CN201710495237 A CN 201710495237A CN 107135009 A CN107135009 A CN 107135009A
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- Prior art keywords
- intercom
- bar
- groove
- pull bar
- sub
- Prior art date
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- 230000007704 transition Effects 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a kind of intercom with extension bar, it is covered provided with expansion link after intercom；The sub bar that expansion link is made up of some pipes being nested with one another is constituted, and is embedded in positioned at outermost sub bar in the strip groove of intercom bonnet, and the end of the sub bar of innermost layer is fixed with draw ring, and draw ring is located at outside groove.The transition conduit of draw ring and the end thread of the sub bar of innermost layer are socketed；It is respectively equipped with the both sides of the groove of bonnet in a groove parallel with it, two grooves and is placed with the first telescoping tube and the second telescoping tube respectively, the bandage that two telescoping tubes are taken across groove respectively is removably attached in groove；The top of the outermost straton pipe of first telescoping tube can be inserted into the innermost layer sub bar terminus inner of expansion link and is socketed with its screw thread, and the end of the sub- pipe of innermost layer of the first telescoping tube can be inserted into inside the top of the outermost straton pipe of the second telescoping tube and is socketed with its screw thread.The intercom can signal acquisition within a large range, carry using all extremely convenients.
Description
Technical field
The invention belongs to intercom technical field, more particularly to it is a kind of can be with the intercom of adjustment length.
Background technology
Intercom is the conventional wireless near field communication equipment of daily production and living, in intercom in use, often
Intercom poor signal is run into, it is necessary to intercom be elevated into signal acquisition, or intercom is stretched out outside building, for example, stretch out
Somewhat spacious environment signal acquisition is waited outside window, especially in the wild either in pit-hole when, more need to lift intercom
Or reach at a certain position, it is good to capture signal, is loudly talked with.But current intercom when in use can only be according to
The position of intercom is adjusted with signal acquisition by the stretching, extension of human arm, and use is not only inconvenient, and the scope of its signal acquisition
It is extremely limited, in the wild or in deep-well, the performance of existing intercom is extremely limited, at all can not be at stake
Communication in time, its signal is often because blindage covers and can not capture.
The content of the invention
It is an object of the invention to provide a kind of intercom with extension bar, the intercom efficiently solves adjustment position
Carry out the not convenient and less technical problem of catching range during signal acquisition.
Technical scheme is as follows：
A kind of intercom with extension bar, is covered after intercom provided with expansion link, and the expansion link is along intercom
Length direction is set；Expansion link is made up of some sub bars being nested with one another, and the sub bar is made of pipe, positioned at outermost layer
Sub bar be embedded in the strip groove of intercom bonnet, the draw ring that annulus is made, institute are fixed with the end of the sub bar of innermost layer
Groove is stated through the one end of bonnet away from antenna, to cause the extended groove of other sub bars in addition to outermost layer, institute
Draw ring is stated outside the groove；The draw ring is connected with one end of transition conduit, the other end insertion innermost layer of transition conduit
The end of sub bar is simultaneously socketed with the end thread；
The both sides of the groove covered in the rear are respectively equipped with a groove parallel with it, two grooves is placed with respectively
One telescoping tube and the second telescoping tube, the bandage that two telescoping tubes are taken across groove respectively are removably attached in groove；Wherein,
The top of the outermost straton pipe of first telescoping tube can be inserted into the innermost layer sub bar terminus inner of expansion link and is socketed with its screw thread, the
The end of the sub- pipe of innermost layer of one telescoping tube can be inserted into inside the top of the outermost straton pipe of the second telescoping tube and with its thread bush
Connect.
Further, nested two sub bars or two of each pair of the expansion link and the first telescoping tube and the second telescoping tube
Son pipe is respectively the first pull bar and the second pull bar, and the first drag link sleeve is on the second pull bar；In the outer wall both sides pair of the second pull bar
Ground is claimed to be fixed with some disc springs seat, the disc spring is just provided with the groove for installing disc spring to one end of the first pull bar inwall,
The extended groove notch of small end face of the disc spring is simultaneously fixed with ball on small end face；In the inwall both sides of the first pull bar
The chute of twice and the first pull bar diameter parallel is symmetrically provided with, is provided with the bottom land of the chute and some runs through the first pull bar bar
The perforation of wall；Pull second pull bar in the first pull bar during axially opposing slip, the ball is slided in the chute
And slipped into the presence of disc spring and stretch out the perforation, fix the first pull bar and the relative position of the second pull bar；When holding
When first pull bar outer wall dew is had ball at the position of ball by being threaded back through in hole, all balls, which slip away, perforates and can be again introduced into institute
State in chute.
Further, the inwall of the perforation is in circular arc, and its arch crown is towards the central shaft of the perforation.
Further, the perforation is less than positioned at one end of inwall positioned at one end of the first pull bar outer wall.
Further, it is fixed with the outermost sub bar for hanging over the clip on clothes.
Further, be equipped with can be with the transition conduit spiral shell for the terminus inner of the sub- pipe of the innermost layer of first and second telescoping tube
The internal thread of line socket.
Further, described bandage one end is fixed on a lateral edges of the groove, and the other end is bypassed after corresponding telescoping tube
Pass through VELCRO and bonnet releasable connection.
Beneficial effects of the present invention：The present invention after intercom by covering setting strip groove/groove to be embedded in/is put into
Expansion link/telescoping tube, will not cause excessive influence to the profile of intercom, and the overall coordination still attractive in appearance of intercom is easy to carry,
When needing elongation, draw ring is hooked with finger expansion link is pulled to suitable length one and drawn, meanwhile, needing further to
When intercom is moved to position farther out, can by one of bonnet back either two telescoping tubes remove, connect into one it is longer
Extension bar, it is especially suitable to being strayed into the dell either more environment of the complicated blindage of environment, can be fully by intercom
Reception signal at unobstructed void spaces is moved to, normal intercom is carried out.As a result of Multi-section retractable extension bar,
Its adjustable-length scope is larger, and when not needing adjustment length, full retraction installs reset, uses and carry extremely square
Just, there can be an a wide range of Signal catching capability in the closing building of pit-hole or dtr signal, for urgent feelings
Call communication under condition is significant, and crucial moment can save lives.
Brief description of the drawings
Fig. 1 is rearview of the invention.
Rearview when Fig. 2 extends after being connected as a single entity for the expansion link and two telescoping tubes of the present invention.
Fig. 3 is the attachment structure schematic diagram of two nested sub bars of expansion link.
Fig. 4 is sliding completely off sectional view during perforation for the ball in Fig. 3.
Fig. 5 is the cross-sectional view for crossing axis of perforating of the first pull bar.
Fig. 6 is A-A sectional views of structure shown in Fig. 5.
Embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.
The invention will be further described with reference to the accompanying drawings and examples：
As shown in Fig. 1-2, a kind of intercom, provided with expansion link b, the expansion link b along right on the bonnet a of intercom
Say that the length direction of machine is set；Expansion link b is made up of some sub bars being nested with one another, and the sub bar is made of pipe, position
It is embedded in outermost sub bar 1 in intercom bonnet a strip groove, outermost sub bar 1 can be removable in groove herein
Connection, is fixed in groove for example with plastics anchor ear；The bottom land of groove can certainly be directly bonded to.In innermost layer
The end of sub bar 2 be fixed with the draw ring 3 that annulus is made, the groove runs through the one end of bonnet a away from antenna d, to remove
Other sub bars outside outermost layer can stretch out the groove in stretching, and the draw ring 3 is located at outside the groove, so as to hand
Finger is stretched after hooking.The draw ring 3 is connected with one end of one section of very short transition conduit 13, the other end insertion of transition conduit 13
The end of the sub bar 2 of innermost layer is simultaneously socketed with the end thread of the sub bar 2, when needed to pull down draw ring 3.
The both sides of lid a groove are respectively equipped with a groove parallel with it, two grooves in the rear is placed with respectively
First telescoping tube 11 and the second telescoping tube 12, the bandage 14 that two telescoping tubes are taken across groove respectively are removably attached to groove
It is interior.Wherein, the top of the outermost straton pipe 1101 of the first telescoping tube 11 can be inserted into the expansion link b terminus inner of innermost layer sub bar 2
And be socketed with its screw thread, the end of the sub- pipe 1102 of innermost layer of the first telescoping tube 11 can be inserted into the outermost straton of the second telescoping tube 12
It is socketed, is stretched with alloing two telescoping tubes to constitute one with expansion link b and lengthen inside the top of pipe 1201 and with its screw thread
Rod member, with bigger elongation.In the present embodiment, for expansion link b and the first telescoping tube 11 and the second telescoping tube 12
Tensile maximum length value, can change the length and thickness of every knot bar (sub- pipe) as needed to realize, many knots
Bar (sub- pipe) can increase elongation total amount, and reduce thickness is conducive to a few knot bars of multinest (sub- pipe), can also increase elongation.
Expansion link b and the first telescoping tube 11 and the telescopic shaft that the second telescoping tube 12 can be similar umbrella used in the present embodiment,
Can be that the structure type of such as flexible fishing rod etc is improved.
Further, as shown in Fig. 3-4, the two knot bars that are nested with one another of the expansion link b are respectively the He of the first pull bar 4
Second pull bar 5, the first pull bar 4 is enclosed on the upper part of the second pull bar 5, and the lower end of the second pull bar 5 is enclosed on the thread segment on the top of column 2；
Symmetrically be fixed with some disc springs seat 6 in the outer wall both sides of the second pull bar 5, the disc spring seat 6 just to the inwall of the first pull bar 4 one
End is provided with the groove for installing disc spring 7, and the extended groove notch of small end face of the disc spring 7 is simultaneously fixed on small end face
There is ball 8.The chute 401 of twice and the diameter parallel of the first pull bar 4 is symmetrically provided with the inwall both sides of the first pull bar 4,
The bottom land of the chute 401 is provided with some perforation 402 for running through the bar wall of the first pull bar 4；Second pull bar 5 is pulled to be drawn first
In bar 4 during axially opposing slip, the ball 8 slides in the chute 401 and is slipped into the presence of disc spring 6 and stretch out institute
Perforation 402 is stated, the part of ball 8 is exposed the outside of the first pull bar 4 and blocked, and consolidates the relative position of the first pull bar 4 and the second pull bar 5
It is fixed, so that it is determined that expansion link b length.When hold the outer wall of the first pull bar 4 dew have at the position of ball 8 and by ball 8 by
When being threaded back through in hole 402, the perforation of slipping away of all balls 8 402 and is again introduced into the chute 401 under the push-and-pull of external force, makes the
Two pull bars 5 can be slided in the first pull bar 4 again, to slide to next perforation 402, so as to reach adjustable telescopic rod b length
Purpose.For the ease of pressing ball 8, can also prepare a soft rubber set 10 is used to be enclosed on stretching for expansion link b when in use
Go out part, rubber sleeve 10 can be usually placed in pocket by convenient pressing ball 8.
When making, it should be noted that the coefficient of elasticity of selection disc spring 7, it is allowed to match with the physical dimension of pull bar and ball 8,
It can specifically be drawn, or calculated according to many experiments, explanation is not expanded on further in theoretical calculation herein.This kind is stretched
Contracting bar b structure is more stable and firm, and the elastic life-span of disc spring and intensity are preferable, can be lifted expansion link b reliability and
Service life.
Herein it should be noted that, the first telescoping tube 11 and the second telescoping tube 12 in the present embodiment can also be stretched using above-mentioned
Contracting bar b structure.
Further, as shown in Fig. 5-6, the inwall of the perforation 402 is worn in circular arc, and its arch crown towards described
The central shaft in hole 402, so that ball 8 can successfully slide in and out.
Further, as shown in Fig. 5-6, one end that the perforation 402 is located at the outer wall of the first pull bar 4 is less than position in the inner
One end of wall, can not only slide in and out in order to ball 8, can also effectively prevent ball 8 from skidding off perforation 402, relative to ball 8 according to
For the connection limitation of disc spring 7, its structure is more reliable.
Further, as shown in figure 1, being fixed with the outermost sub bar 1 for hanging over the clip c on clothes, with
Just intercom is clipped on clothes or not on waistband, can be by clip c plastic injection in outermost son when making
On bar 1, or whole expansion link b all adopts made of plastic, and clip c is integrally formed with expansion link b.
Further, be equipped with can be with the transition conduit 13 for the terminus inner of the sub- pipe of the innermost layer of first and second telescoping tube
The internal thread of screw thread socket, so as to which every telescoping tube is stretched next.
Further, described one end of bandage 14 is fixed on a lateral edges of the groove, and the other end bypasses corresponding flexible
Manage after (the first telescoping tube 11 or the second telescoping tube 12) by VELCRO 15 and bonnet a releasable connections, can also use certainly
The connectors such as snap-fastener.
In addition, in above-mentioned all embodiments, the surface on the signal column of intercom can be provided with micro radio camera
(not shown), the signal icon on signal acquisition column, the wireless camera and intelligent hand-held terminal (such as mobile phone
Etc handheld device) be connected.Above-mentioned wireless camera can be fixed using Universal flexible shaft, and sucker is provided with Universal flexible shaft bottom,
The sucker can be adsorbed on the shell of intercom, so as to be removably disposed wireless camera, for monitoring signal column, known
Intercom signal intensity during signal acquisition.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (7)
1. a kind of intercom with extension bar, it is characterised in that：Covered after intercom provided with expansion link, the expansion link edge
The length direction of intercom is set；Expansion link is made up of some sub bars being nested with one another, and the sub bar is made of pipe, position
Fix and be embedded in the strip groove of intercom bonnet in outermost sub bar, annulus system is fixed with the end of the sub bar of innermost layer
Into draw ring, the groove run through the one end of bonnet away from antenna, to cause other sub bars in addition to outermost layer extended
The groove, the draw ring is located at outside the groove；The draw ring is connected with one end of transition conduit, and the other end of transition conduit is inserted
Enter the end of the sub bar of innermost layer and be socketed with the end thread；
The both sides of the groove covered in the rear are respectively equipped with to be placed with first in a groove parallel with it, two grooves and stretches respectively
The draw and the second telescoping tube, the bandage that two telescoping tubes are taken across groove respectively are removably attached in groove；Wherein, first
The top of the outermost straton pipe of telescoping tube can be inserted into the innermost layer sub bar terminus inner of expansion link and is socketed with its screw thread, and first stretches
The end of the sub- pipe of innermost layer of the draw can be inserted into inside the top of the outermost straton pipe of the second telescoping tube and is socketed with its screw thread.
2. the intercom with extension bar according to claim 1, it is characterised in that：The expansion link and the first telescoping tube and
It is respectively the first pull bar and the second pull bar that two nested sub bars of each pair of second telescoping tube or two sons, which are managed, and the first drag link sleeve exists
On second pull bar；Some disc spring seats are symmetrically fixed with the outer wall both sides of the second pull bar, the disc spring seat is just to the first pull bar
One end of inwall is provided with the groove for installing disc spring, the extended groove notch of small end face of the disc spring and in small end face
On be fixed with ball；The chute of twice and the first pull bar diameter parallel is symmetrically provided with the inwall both sides of the first pull bar, in institute
The bottom land for stating chute is provided with some perforation for running through the first pull bar bar wall；Pull second pull bar axial phase in the first pull bar
During to sliding, the ball slides in the chute and is slipped into the presence of disc spring and stretch out the perforation, makes the first drawing
The relative position of bar and the second pull bar is fixed；Have ball when holding the first pull bar outer wall dew at the position of ball by being threaded back through in hole
When, all balls, which slip away, to be perforated and can be again introduced into the chute.
3. the intercom with extension bar according to claim 2, it is characterised in that：The inwall of the perforation is in circular arc, and
Central shaft of its arch crown towards the perforation.
4. the intercom with extension bar according to claim 3, it is characterised in that：The perforation is positioned at the first pull bar outer wall
One end is less than positioned at one end of inwall.
5. the intercom with extension bar according to claim 1, it is characterised in that：Use is fixed with the outermost sub bar
In hanging over the clip on clothes.
6. the intercom with extension bar according to claim 1, it is characterised in that：The innermost layer pipe of first and second telescoping tube
Terminus inner be equipped with can with the transition conduit screw thread be socketed internal thread.
7. the intercom with extension bar according to claim 6, it is characterised in that：Described bandage one end is fixed on the groove
A lateral edges, the other end bypassed after corresponding telescoping tube by VELCRO and bonnet releasable connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710495237.5A CN107135009B (en) | 2017-06-26 | 2017-06-26 | Interphone with extension bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710495237.5A CN107135009B (en) | 2017-06-26 | 2017-06-26 | Interphone with extension bar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107135009A true CN107135009A (en) | 2017-09-05 |
| CN107135009B CN107135009B (en) | 2022-12-23 |
Family
ID=59737037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710495237.5A Active CN107135009B (en) | 2017-06-26 | 2017-06-26 | Interphone with extension bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107135009B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2069173U (en) * | 1990-05-18 | 1991-01-09 | 伍绍源 | Spiral telescopic antenna for hand transceiver |
| US6633231B1 (en) * | 1999-06-07 | 2003-10-14 | Horiba, Ltd. | Communication device and auxiliary device for communication |
| CN101064374A (en) * | 2006-04-28 | 2007-10-31 | 佛山市顺德区顺达电脑厂有限公司 | Hand-hold electronic equipments with automatic telescopic aerials |
| US20090231231A1 (en) * | 2008-03-15 | 2009-09-17 | Valentino Norman | Safety mast |
| CN204669354U (en) * | 2015-06-03 | 2015-09-23 | 赛驭通化工工程（上海）有限公司 | A kind of intercom being applicable to project installation |
| CN205754305U (en) * | 2016-05-20 | 2016-11-30 | 泉州市八戒家电子商务有限公司 | A kind of folding transmitter receiver of antenna |
| CN106654512A (en) * | 2016-12-05 | 2017-05-10 | 浙江龙游新西帝电子有限公司 | Wall-mounted digital television receiving antenna |
-
2017
- 2017-06-26 CN CN201710495237.5A patent/CN107135009B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2069173U (en) * | 1990-05-18 | 1991-01-09 | 伍绍源 | Spiral telescopic antenna for hand transceiver |
| US6633231B1 (en) * | 1999-06-07 | 2003-10-14 | Horiba, Ltd. | Communication device and auxiliary device for communication |
| CN101064374A (en) * | 2006-04-28 | 2007-10-31 | 佛山市顺德区顺达电脑厂有限公司 | Hand-hold electronic equipments with automatic telescopic aerials |
| US20090231231A1 (en) * | 2008-03-15 | 2009-09-17 | Valentino Norman | Safety mast |
| CN204669354U (en) * | 2015-06-03 | 2015-09-23 | 赛驭通化工工程（上海）有限公司 | A kind of intercom being applicable to project installation |
| CN205754305U (en) * | 2016-05-20 | 2016-11-30 | 泉州市八戒家电子商务有限公司 | A kind of folding transmitter receiver of antenna |
| CN106654512A (en) * | 2016-12-05 | 2017-05-10 | 浙江龙游新西帝电子有限公司 | Wall-mounted digital television receiving antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107135009B (en) | 2022-12-23 |
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