CN206259029U - A kind of English teaching wall chart support - Google Patents

A kind of English teaching wall chart support Download PDF

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Publication number
CN206259029U
CN206259029U CN201621104240.7U CN201621104240U CN206259029U CN 206259029 U CN206259029 U CN 206259029U CN 201621104240 U CN201621104240 U CN 201621104240U CN 206259029 U CN206259029 U CN 206259029U
Authority
CN
China
Prior art keywords
housing
support
chamber
clamping plate
shell
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.)
Expired - Fee Related
Application number
CN201621104240.7U
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Chinese (zh)
Inventor
朱黎明
李黎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huanggang Polytechnic College
Original Assignee
Huanggang Polytechnic College
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huanggang Polytechnic College filed Critical Huanggang Polytechnic College
Priority to CN201621104240.7U priority Critical patent/CN206259029U/en
Application granted granted Critical
Publication of CN206259029U publication Critical patent/CN206259029U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of English teaching wall chart support, including housing, the bottom of the housing cavity is fixedly connected with support bar, the inner chamber of the housing is through being provided with power transmission shaft, the right-hand member of the power transmission shaft runs through support bar and extends to the right side of support bar, one end on the power transmission shaft and on the right side of support bar is arranged with drive bevel gear, shell is fixedly connected with the top of the housing, the inner chamber of the housing is flexibly connected through the bottom of housing cavity and with the bottom of housing cavity through threaded rod, the bottom of the threaded rod is provided with.English teaching wall chart support, expansion link is installed by traditional English teaching wall chart support, realize when the Hanging chart stand is during use, slide bar is pulled out from the inner chamber of sleeve pipe, usable floor area can be increased, various sizes of school wall map can be suspended on above, the use of more convenient user, English teaching wall chart support, it is easy to operate, it is worthy to be popularized.

Description

A kind of English teaching wall chart support
Technical field
The utility model is related to teaching support technical field, specially a kind of English teaching wall chart support.
Background technology
Support, the framework for playing a supportive role, the application of support is extremely extensive, can meet everywhere in Working Life, such as shines The tripod of camera, cardiac stent that medical domain is used etc., during English teaching, it is often necessary to use wall chart Interactive teaching is carried out, existing wall chart mode is usually directly to hang on blackboard, is easily come off, and cannot also be moved, and is used Not enough facilitate, simultaneously because the size of these wall charts is different, and often in the state of volume sum, therefore in teaching, these Wall chart tends not to the expansion of smooth-going, and its underpart would generally crimp, because many Hanging chart stands move not very convenient, institute To be also unfavorable for very much the use of user.
Utility model content
The purpose of this utility model is to provide a kind of English teaching wall chart support, possesses the advantage of convenient use, is solved Determine the problem for being inconvenient to use.
To achieve the above object, the utility model provides following technical scheme:A kind of English teaching wall chart support, including Housing, the bottom of the housing cavity is fixedly connected with support bar, and the inner chamber of the housing is through being provided with power transmission shaft, the transmission The right-hand member of axle runs through support bar and extends to the right side of support bar, and the one end on the power transmission shaft and on the right side of support bar is arranged There is drive bevel gear, be fixedly connected with shell at the top of the housing, the inner chamber of the housing is through being provided with threaded rod, the spiral shell The bottom of rasp bar is flexibly connected through the bottom of housing cavity and with the bottom of housing cavity, and the top of the threaded rod is passed through successively Wear the bottom of shell and the top of shell inner cavity and be connected with the top movable of shell inner cavity, on the threaded rod and positioned at housing One end of inner chamber is arranged with the driven wheel of differential being adapted with drive bevel gear, on the threaded rod and positioned at shell inner cavity one end Surface be arranged with thread bush, guide rail is fixedly connected with the left of the outer casing inner wall, the thread bush is connected with slide, The first expansion link is fixedly connected with the top of the shell, first expansion link includes sleeve pipe, and the inner chamber of described sleeve pipe is run through Slide bar is provided with, the right side of the slide bar runs through the right side of sleeve pipe and extends to the outside of sleeve pipe, on the slide bar and positioned at sleeve pipe One end of inner chamber is fixedly connected with clamp, the inner chamber of the slide bar and positioned at one end of cannula cavity through latch is provided with, it is described Spring is fixedly connected with latch and positioned at one end of slide bar inner chamber, the top of the spring is consolidated with the left side of slide bar inner cavity top Fixed connection, offers chute on the right side of the shell, the top on the right side of the thread bush is fixedly connected with what is be adapted with chute Second expansion link, has been fixedly connected with clamping device on first expansion link and the second expansion link, the clamping device includes First clamping plate, is fixedly connected with first support on the left of the first clamping plate, the first support is connected with by rotating shaft Second support, is fixedly connected with second clamping plate on the left of the second support, the top on the left of the first clamping plate is fixedly connected The left side for having back-moving spring, the back-moving spring is fixedly connected with the top on the right side of second clamping plate, the both sides of the housing bottom It has been fixedly connected with supporting leg.
Preferably, the left end of the power transmission shaft runs through the left side of housing and extends to the outside of housing, the power transmission shaft Above and it is fixedly connected with crank positioned at one end of hull outside.
Preferably, the junction on the left of the first clamping plate is fixed with the junction on the right side of first support by fixture Connection, the junction on the right side of second clamping plate is fixedly connected with the junction on the left of second support by fixture.
Preferably, two both sides of the back-moving spring pass through fixture with the junction of first clamping plate and second clamping plate It is fixedly connected, and first clamping plate and second clamping plate are centrosymmetric on back-moving spring.
Preferably, during the bottom of the supporting leg is connected with castor by pivot pin, and two castors are on housing The heart is symmetrical.
Compared with prior art, the beneficial effects of the utility model are as follows:
1st, the utility model installs expansion link by traditional English teaching wall chart support, realizes when the Hanging chart stand During use, slide bar is pulled out from the inner chamber of sleeve pipe, usable floor area can be increased, various sizes of school wall map all may be used To be suspended on above, the use of user is more convenient.
2nd, the utility model can adjust second and stretch by installing threaded rod and thread bush on traditional wall chart support The height of bar, castor is installed by the both sides of housing bottom, realizes the wall chart support when needing to move, more just Just, by traditional wall chart support install power transmission shaft and crank, realize need change the second expansion link height when Wait, operate more convenient.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the structural representation of the utility model expansion link;
Fig. 3 is the structural representation of the utility model clamping device.
In figure:1 housing, 2 power transmission shafts, 3 cranks, 4 supporting legs, 5 pivot pins, 6 castors, 7 support bars, 8 driven wheels of differential, 9 masters Dynamic bevel gear, 10 threaded rods, 11 shells, 12 thread bush, 13 guide rails, 14 clamping devices, 141 first clamping plates, 142 back-moving springs, 143 first supports, 144 rotating shafts, 145 second supports, 146 second clamping plates, 15 first expansion links, 151 sleeve pipes, 152 clamps, 153 Spring, 154 latches, 155 slide bars, 16 chutes, 17 second expansion links.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1-3, a kind of English teaching wall chart support, including housing 1 are referred to, the bottom of the inner chamber of housing 1 is fixedly connected The inner chamber for having support bar 7, housing 1 runs through support bar 7 and extends to support bar 7 through power transmission shaft 2, the right-hand member of power transmission shaft 2 is provided with Right side, the left end of power transmission shaft 2 is through the left side of housing 1 and extends to the outside of housing 1, power transmission shaft 2 upper and positioned at housing 1 Outside one end is fixedly connected with crank 3, and drive bevel gear 9 is arranged with power transmission shaft 2 and positioned at the one end on the right side of support bar 7, The top of housing 1 is fixedly connected with shell 11, and shell is run through in the inner chamber of housing 1 through threaded rod 10, the bottom of threaded rod 10 is provided with The bottom of the inner chamber of body 1 is simultaneously flexibly connected with the bottom of the inner chamber of housing 1, the top of threaded rod 10 sequentially pass through shell 11 bottom and The top of the inner chamber of shell 11 is simultaneously connected with the top movable of the inner chamber of shell 11, on threaded rod 10 and positioned at one end of the inner chamber of housing 1 The driven wheel of differential 8 being adapted with drive bevel gear 9 is arranged with, is covered on threaded rod 10 and positioned at the surface of the inner chamber one end of shell 11 Thread bush 12 is provided with, guide rail 13 is fixedly connected with the left of the inwall of shell 11, thread bush 12 is slidably connected with guide rail 13, shell 11 Top be fixedly connected with the first expansion link 15, the first expansion link 15 includes sleeve pipe 151, and the inner chamber of sleeve pipe 151 is through being provided with cunning Bar 155, the right side of slide bar 155 runs through the right side of sleeve pipe 151 and extends to the outside of sleeve pipe 151, on slide bar 155 and positioned at sleeve pipe One end of 151 inner chambers is fixedly connected with clamp 152, the inner chamber of slide bar 155 and positioned at the inner chamber of sleeve pipe 151 one end through being provided with slotting Pin 154, spring 153, the top of spring 153 and slide bar are fixedly connected with latch 154 and positioned at one end of the inner chamber of slide bar 155 It is fixedly connected on the left of 147 inner cavity tops, the right side of shell 11 offers chute 16, and the top on the right side of thread bush 12 is fixedly connected There is the second expansion link 17 being adapted with chute 16, expansion link is installed by traditional English teaching wall chart support, realize When the Hanging chart stand is during use, slide bar 155 is pulled out from the inner chamber of sleeve pipe 151, can increase usable floor area, it is different The school wall map of size can be suspended on above, be more convenient the use of user, the first expansion link 15 and the second expansion link 17 On be fixedly connected with clamping device 14, clamping device 14 includes first clamping plate 141, and the left side of first clamping plate 141 is fixedly connected There is first support 143, first support 143 is connected with second support 145 by rotating shaft 144, and the left side of second support 145 is consolidated Surely second clamping plate 146 is connected with, the top in the left side of first clamping plate 141 is fixedly connected with back-moving spring 142, back-moving spring 142 Left side is fixedly connected with the top on the right side of second clamping plate 146, junction and the right side of first support 143 in the left side of first clamping plate 141 Junction be fixedly connected by fixture, the junction on the right side of second clamping plate 146 and the junction in the left side of second support 145 It is fixedly connected by fixture, the both sides of back-moving spring 142 lead to the junction of first clamping plate 141 and second clamping plate 146 Fixture is crossed to be fixedly connected, and first clamping plate 141 and second clamping plate 146 are centrosymmetric on back-moving spring 142, the bottom of housing 1 The both sides in portion have been fixedly connected with supporting leg 4, and the bottom of supporting leg 4 is connected with castor 6, and two castors 6 by pivot pin 5 It is centrosymmetric on housing 1, by installing threaded rod 10 and thread bush 12 on traditional wall chart support, second can be adjusted The height of expansion link 17, castor 6 is installed by the both sides in the bottom of housing 1, realizes the wall chart support when needing mobile Wait, more facilitate, by installing power transmission shaft 2 and crank 3 on traditional wall chart support, realizing is needing change second to stretch When 17 height of bar, operate more convenient.
When using, English teaching wall chart support when in use, slide bar 15 is extracted out from the inner chamber of sleeve pipe 151, To then need the wall chart clamping device 14 of suspension to clamp, when school wall map length is long, shake crank 3, crank 3 passes through Power transmission shaft 2 drives drive bevel gear 9 to rotate, and drive bevel gear 9 drives driven wheel of differential 8 to rotate, and driven wheel of differential 8 drives screw thread Bar 10 rotates, and threaded rod 10 drives the lifting of thread bush 12 by screw-driven, and the height of the second expansion link 17 is adjusted with this.
In sum:English teaching wall chart support, by installing on traditional English school wall map support One expansion link 15 and the second expansion link 17, threaded rod 10 and thread bush 12, power transmission shaft 2 and crank 3, castor 6, solve the wall chart Support is inconvenient to the problem for using.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out various changes in the case where principle of the present utility model and spirit is not departed from, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of English teaching wall chart support, including housing (1), it is characterised in that:The bottom of housing (1) inner chamber is fixed Support bar (7) is connected with, through power transmission shaft (2) is provided with, the right-hand member of the power transmission shaft (2) is through branch for the inner chamber of the housing (1) Strut (7) simultaneously extends to the right side of support bar (7), on the power transmission shaft (2) and the one end on the right side of support bar (7) is arranged with Drive bevel gear (9), is fixedly connected with shell (11) at the top of the housing (1), the inner chamber of the housing (1) is through being provided with spiral shell Rasp bar (10), the bottom of the threaded rod (10) is run through the bottom of housing (1) inner chamber and is connected with the bottom activity of housing (1) inner chamber Connect, sequentially passed through at the top of the threaded rod (10) bottom of shell (11) and the top of shell (11) inner chamber and with shell (11) The top movable connection of inner chamber, is arranged with and drive bevel gear on the threaded rod (10) and positioned at one end of housing (1) inner chamber (9) driven wheel of differential (8) being adapted, spiral shell is arranged with the threaded rod (10) and positioned at the surface of shell (11) inner chamber one end Line set (12), is fixedly connected with guide rail (13) on the left of shell (11) inwall, the thread bush (12) is sliding with guide rail (13) Dynamic connection, is fixedly connected with the first expansion link (15) at the top of the shell (11), first expansion link (15) is including sleeve pipe (151), sleeve pipe (151) is run through in the inner chamber of described sleeve pipe (151) through slide bar (155), the right side of the slide bar (155) is provided with Right side simultaneously extends to the outside of sleeve pipe (151), is fixedly connected on the slide bar (155) and positioned at one end of sleeve pipe (151) inner chamber Have a clamp (152), the inner chamber of the slide bar (155) and positioned at sleeve pipe (151) inner chamber one end through being provided with latch (154), institute State on latch (154) and be fixedly connected with spring (153), the top of the spring (153) positioned at one end of slide bar (155) inner chamber It is fixedly connected with the left of slide bar (147) inner cavity top, chute (16), the thread bush is offered on the right side of the shell (11) (12) top on the right side of is fixedly connected with the second expansion link (17) being adapted with chute (16), first expansion link (15) with Clamping device (14) is fixedly connected with second expansion link (17), the clamping device (14) includes first clamping plate (141), institute State and first support (143) is fixedly connected with the left of first clamping plate (141), the first support (143) is living by rotating shaft (144) It is dynamic to be connected with second support (145), it is fixedly connected with second clamping plate (146), described first on the left of the second support (145) Top on the left of clamping plate (141) is fixedly connected with back-moving spring (142), the left side of the back-moving spring (142) and second clamping plate (146) top on the right side of is fixedly connected, and the both sides of housing (1) bottom have been fixedly connected with supporting leg (4).
2. a kind of English teaching wall chart support according to claim 1, it is characterised in that:A left side for the power transmission shaft (2) End is through the left side of housing (1) and extends to the outside of housing (1), the power transmission shaft (2) it is upper and outside positioned at housing (1) One end is fixedly connected with crank (3).
3. a kind of English teaching wall chart support according to claim 1, it is characterised in that:The first clamping plate (141) The junction in left side is fixedly connected with the junction on the right side of first support (143) by fixture, second clamping plate (146) right side Junction be fixedly connected by fixture with the junction on the left of second support (145).
4. a kind of English teaching wall chart support according to claim 1, it is characterised in that:Two back-moving springs (142) both sides are fixedly connected with the junction of first clamping plate (141) and second clamping plate (146) by fixture, and first Clamping plate (141) and second clamping plate (146) are centrosymmetric on back-moving spring (142).
5. a kind of English teaching wall chart support according to claim 1, it is characterised in that:The bottom of the supporting leg (4) Portion is connected with castor (6) by pivot pin (5), and two castors (6) are centrosymmetric on housing (1).
CN201621104240.7U 2016-10-09 2016-10-09 A kind of English teaching wall chart support Expired - Fee Related CN206259029U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621104240.7U CN206259029U (en) 2016-10-09 2016-10-09 A kind of English teaching wall chart support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621104240.7U CN206259029U (en) 2016-10-09 2016-10-09 A kind of English teaching wall chart support

Publications (1)

Publication Number Publication Date
CN206259029U true CN206259029U (en) 2017-06-16

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CN201621104240.7U Expired - Fee Related CN206259029U (en) 2016-10-09 2016-10-09 A kind of English teaching wall chart support

Country Status (1)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107592995A (en) * 2017-11-09 2018-01-19 程瑜 A kind of rooter of adjustable depth of turning soil
CN107610558A (en) * 2017-10-25 2018-01-19 丁文海 A kind of English teaching normalized written device
CN107719191A (en) * 2017-08-25 2018-02-23 许昌同兴现代农业科技有限公司 A kind of Height Adjustable tractor seat
CN107856965A (en) * 2017-11-11 2018-03-30 纪亚南 A kind of food processing apparatus for placing
CN108364548A (en) * 2018-01-03 2018-08-03 佛山杰致信息科技有限公司 A kind of gas pressure intensity demonstration instructional device
CN108859518A (en) * 2018-06-15 2018-11-23 黄崇轩 A kind of picture auxiliary body of mathematical education
CN109301437A (en) * 2018-10-15 2019-02-01 合肥鸿坤通信工程有限公司 It is a kind of for installing the mounting bracket of communication antenna
CN110120162A (en) * 2019-05-13 2019-08-13 黄山学院 A kind of displaying teaching aid that Korean teaching uses
CN111063241A (en) * 2020-01-14 2020-04-24 重庆工业职业技术学院 English teaching equipment fixing device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107719191A (en) * 2017-08-25 2018-02-23 许昌同兴现代农业科技有限公司 A kind of Height Adjustable tractor seat
CN107610558A (en) * 2017-10-25 2018-01-19 丁文海 A kind of English teaching normalized written device
CN107592995A (en) * 2017-11-09 2018-01-19 程瑜 A kind of rooter of adjustable depth of turning soil
CN107856965A (en) * 2017-11-11 2018-03-30 纪亚南 A kind of food processing apparatus for placing
CN108364548A (en) * 2018-01-03 2018-08-03 佛山杰致信息科技有限公司 A kind of gas pressure intensity demonstration instructional device
CN108859518A (en) * 2018-06-15 2018-11-23 黄崇轩 A kind of picture auxiliary body of mathematical education
CN109301437A (en) * 2018-10-15 2019-02-01 合肥鸿坤通信工程有限公司 It is a kind of for installing the mounting bracket of communication antenna
CN110120162A (en) * 2019-05-13 2019-08-13 黄山学院 A kind of displaying teaching aid that Korean teaching uses
CN111063241A (en) * 2020-01-14 2020-04-24 重庆工业职业技术学院 English teaching equipment fixing device

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Legal Events

Date Code Title Description
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170616

Termination date: 20181009