阅读说明：本技术 一种教学椅子靠背板编号涂抹装置 (Teaching chair back board serial number smearing device ) 是由 钟国清 于 2019-08-01 设计创作，主要内容包括：本发明涉及一种涂抹装置,尤其涉及一种教学椅子靠背板编号涂抹装置。本发明的技术问题是：提供一种不会将染料喷到人身上、不会出现数字堆积情况和可将靠背板进行固定的教学椅子靠背板编号涂抹装置。一种教学椅子靠背板编号涂抹装置,包括有支架、第一导向杆、脚踏板、第一齿条、第一弹簧、导套、支板、复位弹簧、销杆等；支架中部右侧开有第一导向孔,第一导向孔内移动式设有第一导向杆。本发明通过设置的上料装置、支撑板和数字板即可不需人手扶着喷涂数字,不会出现染料喷涂到人们身上的情况,而且便于了人们控制染料涂刷的量,防止造成浪费,同时支撑板的设置可便于人们更好地控制涂刷的位置,保持涂刷位置的一致性,有利于整齐划一。(The invention relates to a smearing device, in particular to a smearing device for numbers of a backboard of a teaching chair. The technical problem of the invention is that: the back board number smearing device for the teaching chair does not spray dye on the human body, does not have the digital accumulation condition and can fix the back board. A teaching chair backrest plate number smearing device comprises a support, a first guide rod, a pedal, a first rack, a first spring, a guide sleeve, a support plate, a return spring, a pin rod and the like; a first guide hole is formed in the right side of the middle of the support, and a first guide rod is movably arranged in the first guide hole. According to the invention, the number can be sprayed without being held by a person through the feeding device, the supporting plate and the number plate, the condition that the dye is sprayed on the body of a person can not occur, the painting amount of the dye can be conveniently controlled by the person, waste is prevented, meanwhile, the supporting plate can be used for better controlling the painting position of the person, the consistency of the painting position is kept, and the neat drawing is facilitated.)

1. A teaching chair backrest plate number smearing device comprises a support, a first guide rod, a pedal plate, a first rack, a first spring, a guide sleeve, a support plate, a reset spring, a pin rod, a first gear, a second gear, a third gear and a support plate, wherein a first guide hole is formed in the right side of the middle of the support, the first guide rod is movably arranged in the first guide hole, the pedal plate is arranged at the left end of the first guide rod, the first rack is arranged in the middle of the left side of the first guide rod, the first spring is connected between the first rack and the support, the first spring is positioned above the first guide hole, the upper end of the first guide rod penetrates through the first spring, the guide sleeve is arranged in the middle of the support and is positioned at the left side of the first spring, the support plate is arranged in a sliding mode in the guide sleeve, the bottom of the support plate is connected with the reset spring, the lower end of the reset spring is connected with the support, pin pole rear side rotation type is equipped with first gear and second gear, and first gear is located the extension board rear, and first gear is located second gear front side, second gear and first rack toothing, and extension board upper portion rotary type is equipped with the third gear, and the third gear is located first gear top, and third gear and first gear toothing, the backup pad has been placed at the support middle part, and the backup pad bottom left and right sides all opens flutedly, and top contact, characterized by in support and the recess: the device also comprises a first sliding sleeve, a first supporting rod, a first baffle, a second spring, a feeding device, a second sliding sleeve, a first sliding rod, a first sliding pipe, a third spring, a digital plate, a digital sponge and a second rack, wherein the first baffle is arranged at the upper end of the first guide rod, the bottom of the first baffle is connected with the second spring, the upper end of the first guide rod penetrates through the second spring, the first sliding sleeve is arranged on the first guide rod in a sliding manner, the top of the first sliding sleeve is connected with the lower end of the second spring, the left side of the first sliding sleeve is provided with the first supporting rod, the left end of the first supporting rod is provided with the feeding device which is positioned above the supporting plate, the top of the bracket is provided with the second sliding sleeve, the second sliding sleeve is internally provided with the first sliding rod in a sliding manner, the lower end of the first sliding rod is connected with the third spring, the lower end of the third spring is connected with the first sliding pipe, the lower end of the first sliding rod is positioned in the first sliding pipe, the digital plate front side is equipped with the second rack, and the second rack is located third gear top, and the second rack meshes with the third gear.

2. The teaching chair backboard number smearing device as claimed in claim 1, wherein: the feeding device comprises a charging barrel, a second guide rod and a spongy cushion, the charging barrel is arranged at the left end of the first support rod, a second guide hole is formed in the bottom of the charging barrel, the second guide rod is movably arranged in the second guide hole, the spongy cushion is arranged at the lower end of the second guide rod, and the spongy cushion is located below the charging barrel.

3. The teaching chair backboard number smearing device as claimed in claim 2, wherein: the novel sliding rack is characterized by further comprising a second supporting rod, a third sliding sleeve, a second sliding rod, a clamping rod, a second baffle, a fourth spring and a fifth spring, a plurality of clamping grooves are uniformly formed in the top of the first sliding rod, the second supporting rod is arranged at the top of the support and is positioned on the right side of the second sliding sleeve, the third sliding sleeve is arranged at the left end of the second supporting rod, the third sliding sleeve is positioned below the first sliding rod, the second sliding rod is arranged in the third sliding sleeve in a sliding mode, the clamping rod is arranged at the upper end of the second sliding rod, the lower end of the clamping rod is positioned in the clamping grooves, the lower end of the second sliding rod is provided with the second baffle, the second baffle is positioned above the first baffle, the fourth spring is connected between the second baffle and the third sliding sleeve, the lower end of the second sliding rod penetrates through the fourth spring, the upper portion of.

4. The teaching chair backboard number smearing device as claimed in claim 3, wherein: still including first bearing, the second bearing, the screw rod, the rocking handle, the nut, third slide bar and fourth sliding sleeve, support mid-mounting has first bearing and second bearing, first bearing is located left recess below, the second bearing is located right recess below, install the screw rod on first bearing and the second bearing, there is the nut through threaded connection on the screw rod, the nut top is connected with the backup pad bottom plate, the screw rod left end is equipped with the rocking handle, the rocking handle is located the left of first bearing, the support middle part is equipped with the third slide bar, the third slide bar is located right-hand of second bearing, the gliding style is equipped with the fourth sliding sleeve on the third slide bar, the fourth sliding sleeve is located right-hand of right-hand recess, the fourth sliding sleeve top is connected with the backup pad bottom plate.

5. The teaching chair backboard number smearing device as claimed in claim 4, wherein: also comprises an N-shaped rod, a wedge-shaped block, a fifth sliding sleeve, a guide rod and a second sliding pipe, the fourth sliding sleeve is arranged on the front side of the support, a first sliding sleeve is arranged on the front side of the upper portion of the first guide rod, a guide rod is arranged in the first sliding sleeve in a movable mode, a wedge block is arranged at the left end of the lower portion of the guide rod, a guide hole is formed in the wedge block, the upper end of the right portion of the N-shaped rod is located in the guide hole, a third guide hole is formed in the upper portion of the right side of the support plate, a second sliding tube is movably arranged in the third guide hole, a sixth spring is connected in the second sliding tube, the left end of the sixth spring is connected with a clamping rod, the right end of the clamping rod is located in the second sliding tube, the seventh spring is wound on the clamping rod, the right end of the seventh spring is connected with the support plate, a connecting rod is arranged on the front side of the right portion of the second sliding tube, a roller is rotatably arranged on the rear.

Technical Field

The invention relates to a smearing device, in particular to a smearing device for numbers of a backboard of a teaching chair.

Background

In order to better manage tables and chairs in a classroom, people usually number on a chair backrest plate for positioning, at present, people usually use a digital plate for spraying when numbering, dye is often sprayed on the bodies of people when spraying, and further inconvenience is brought to cleaning of people, the spraying amount is not uniformly mastered, and sometimes a situation that supplementary spraying is needed exists; because people hold the digital board for spraying, the digital board can be held by people differently, and sometimes the situation that the numbers are stacked together and cannot be seen clearly occurs; when spraying is carried out, people can grab the digital board with force to cause the movement of the backboard, so that the spraying effect is poor, and the number painting is not neat.

Disclosure of Invention

In order to overcome the defects that the dye can be sprayed on the human body, the number is accumulated and the backboard is easy to move when people spray at present, the technical problems of the invention are as follows: the back board number smearing device for the teaching chair does not spray dye on the human body, does not have the digital accumulation condition and can fix the back board.

A teaching chair back board number smearing device comprises a support, a first guide rod, a pedal, a first rack, a first spring, a guide sleeve, a support plate, a reset spring, a pin rod, a first gear, a second gear, a third gear, a support plate, a first sliding sleeve, a first support rod, a first baffle, a second spring, a feeding device, a second sliding sleeve, a first sliding rod, a first sliding pipe, a third spring, a digital plate, a digital sponge and a second rack, wherein a first guide hole is formed in the right side of the middle of the support, the first guide rod is movably arranged in the first guide hole, the pedal is arranged at the left end of the first guide rod, the first rack is arranged in the middle of the left side of the first guide rod, the first spring is connected between the first rack and the support, the first spring is positioned above the first guide hole, the upper end of the first guide rod penetrates through the first spring, the guide sleeve is arranged in the middle of the support, the guide sleeve is positioned on the left side of the, a support plate is arranged in the guide sleeve in a sliding mode, a reset spring is connected to the bottom of the support plate, the lower end of the reset spring is connected with a support, a linear hole is formed in the upper portion of the support plate, a pin rod is arranged in the linear hole in a moving mode, a first gear and a second gear are arranged on the rear side of the pin rod in a rotating mode, the first gear is located behind the support plate, the first gear is located in front of the second gear, the second gear is meshed with a first rack, a third gear is rotatably arranged on the upper portion of the support plate and located above the first gear, the third gear is meshed with the first gear, a support plate is placed in the middle of the support plate, grooves are formed in the left side and the right side of the bottom of the support plate, the support is in contact with the tops of the grooves, a first baffle is arranged at the upper end of the first guide rod, the bottom of the first baffle is connected with a second spring, a first, first sliding sleeve left side is equipped with first branch, the first branch left end is equipped with loading attachment, loading attachment is located the backup pad top, the support top is equipped with the second sliding sleeve, the slidingtype is equipped with first slide bar in the second sliding sleeve, first slide bar lower extreme is connected with the third spring, the third spring lower extreme is connected with first slide pipe, first slide bar lower extreme is located first slide pipe, be equipped with the digger on the first slide pipe, evenly be equipped with a plurality of digit sponge on the digger, the digger front side is equipped with the second rack, the second rack is located third gear top, second rack and third gear engagement.

Further explaining, the feeding device comprises a charging bucket, a second guide rod and a spongy cushion, the charging bucket is arranged at the left end of the first support rod, a second guide hole is formed in the bottom of the charging bucket, the second guide rod is movably arranged in the second guide hole, the spongy cushion is arranged at the lower end of the second guide rod, and the spongy cushion is located below the charging bucket.

The sliding type sliding rack further comprises a second supporting rod, a third sliding sleeve, a second sliding rod, a clamping rod, a second baffle, a fourth spring and a fifth spring, wherein a plurality of clamping grooves are uniformly formed in the top of the first sliding rod, the second supporting rod is arranged at the top of the support and is positioned on the right side of the second sliding sleeve, the third sliding sleeve is arranged at the left end of the second supporting rod and is positioned below the first sliding rod, the second sliding rod is arranged in the third sliding sleeve in a sliding mode, the clamping rod is arranged at the upper end of the second sliding rod, the lower end of the clamping rod is positioned in the clamping grooves, the second baffle is arranged at the lower end of the second sliding rod and is positioned above the first baffle, the fourth spring is connected between the second baffle and the third sliding sleeve, the lower end of the second sliding rod penetrates through the fourth spring, the fifth spring is connected to the upper portion of the left side in the.

It is further illustrated, still including first bearing, the second bearing, the screw rod, the rocking handle, the nut, third slide bar and fourth sliding sleeve, support mid-mounting has first bearing and second bearing, first bearing is located left recess below, the second bearing is located right recess below, install the screw rod on first bearing and the second bearing, there is the nut through threaded connection on the screw rod, the nut top is connected with the backup pad bottom plate, the screw rod left end is equipped with the rocking handle, the rocking handle is located the left of first bearing, the support middle part is equipped with the third slide bar, the third slide bar is located right-hand second bearing, the gliding style is equipped with the fourth sliding sleeve on the third slide bar, the fourth sliding sleeve is located right-hand recess, the fourth sliding sleeve top is connected with the backup pad bottom plate.

Further explaining, the device also comprises an N-shaped rod, a wedge-shaped block, a fifth sliding sleeve, a guide rod and a second sliding pipe, the fourth sliding sleeve is arranged on the front side of the support, a first sliding sleeve is arranged on the front side of the upper portion of the first guide rod, a guide rod is arranged in the first sliding sleeve in a movable mode, a wedge block is arranged at the left end of the lower portion of the guide rod, a guide hole is formed in the wedge block, the upper end of the right portion of the N-shaped rod is located in the guide hole, a third guide hole is formed in the upper portion of the right side of the support plate, a second sliding tube is movably arranged in the third guide hole, a sixth spring is connected in the second sliding tube, the left end of the sixth spring is connected with a clamping rod, the right end of the clamping rod is located in the second sliding tube, the seventh spring is wound on the clamping rod, the right end of the seventh spring is connected with the support plate, a connecting rod is arranged on the front side of the right portion of the second sliding tube, a roller is rotatably arranged on the rear.

The invention has the beneficial effects that: according to the invention, the number can be sprayed without being held by a person through the feeding device, the supporting plate and the number plate, the condition that the dye is sprayed on the body of people is avoided, the dye coating amount is convenient to control for people, waste is prevented, meanwhile, the supporting plate can be used for better controlling the coating position for people, the consistency of the coating position is kept, and the printing is in favor of neatly drawing; the supporting plate can be moved left and right through the arranged rocking handle and the screw rod, so that people can conveniently adjust the position of the serial number, the serial number can be conveniently coated by people, and the situation that the numbers are stacked together can be avoided; the position of the backboard can be fixed through the arranged clamping rod, and the phenomenon that the backboard moves to cause irregular number painting is prevented.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic diagram of a partial top view structure of the present invention.

Fig. 3 is a first enlarged front view structure diagram of the present invention.

Fig. 4 is a second enlarged front view structure diagram of the present invention.

In the figure: 1: a bracket, 2: first guide hole, 3: first guide bar, 4: a foot board, 5: first rack, 6: first spring, 7: guide sleeve, 71: a support plate, 72: return spring, 8: slotted hole, 9: pin, 10: first gear, 11: second gear, 12: third gear, 13: support plate, 14: groove, 15: first runner, 16: first strut, 17: first baffle, 18: second spring, 19: feeding device, 191: charging barrel, 192: second guide hole, 193: second guide bar, 194: sponge cushion, 20: second runner, 21: first slide bar, 22: first slide pipe, 23: third spring, 24: digital board, 241: digital sponge, 25: second rack, 26: card slot, 27: second strut, 28: third runner, 29: second slide bar, 30: jamming rod, 31: second baffle, 32: fourth spring, 321: fifth spring, 33: first bearing, 331: second bearing, 34: screw, 35: rocking handle, 36: nut, 37: third slide bar, 38: fourth runner, 39: n-shaped bar, 40: guide hole, 41: wedge block, 42: fifth runner, 43: guide rod, 44: third guide hole, 45: second slide pipe, 46: sixth spring, 47: clamping rod, 48: seventh spring, 49: connecting rod, 50: and a roller.

Detailed Description

The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which presently preferred embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the invention to the skilled person.