CN216468910U - A closing device for seed wrapping bag - Google Patents

Abstract

The utility model relates to a sealing device for a seed packaging bag, which comprises: the packaging bag fixing mechanism comprises an upper clamping piece and a lower clamping piece which are vertically arranged at intervals; the gas removing mechanism is vertically movably arranged between the upper clamping piece and the lower clamping piece and comprises a first extruding assembly and a second extruding assembly which are positioned at the same height and used for extruding the packaging bag from two sides of the packaging bag respectively; the mechanism that seals sets up in the below of last holder, is favorable to promoting the storage efficiency of seed, has reduced the space that the wrapping bag took when transporting and storing.

Description

A closing device for seed wrapping bag

Technical Field

The utility model relates to the technical field of seed packaging, in particular to a sealing device for a seed packaging bag.

Background

In the process of collecting and warehousing seeds in the existing germplasm resource library, in order to improve the moisture tightness of resource packaging and increase the warehousing quantity of the seeds, the original warehousing packaging of iron boxes is changed into packaging of packaging bags, and the seeds in the warehouse in a short period are packaged for multiple times because of the need of sampling, so that the packaging is relatively easy; seeds put in a middle-term warehouse or a long-term warehouse need to be packaged in vacuum in order to ensure the air tightness after the seeds are dried and put in the warehouse. The seed vigor is being appraised and selected separately to prior art, active back, because the wrapping bag size differs in size, the mode of adopting manual packaging more packs the seed and seals, by the packer manually extrude the gas in the wrapping bag after planting one by one, seal on the capper again, this kind of mode cost of labor is high, waste time and energy, and the gas in the wrapping bag can not be extruded completely away, lead to the space that the seed wrapping bag took after sealing great, increased transportation and storage space.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sealing device for a seed packaging bag, which can reduce the labor cost and reduce the occupied space after the seed packaging bag is sealed.

In order to achieve the above object, the present invention provides a closure for a seed packing bag, the closure comprising:

the packaging bag fixing mechanism comprises an upper clamping piece and a lower clamping piece which are vertically arranged at intervals;

the gas removing mechanism is vertically movably arranged between the upper clamping piece and the lower clamping piece and comprises a first extruding component and a second extruding component which are positioned at the same height and used for extruding the packaging bag from two sides of the packaging bag respectively;

and the sealing mechanism is arranged below the upper clamping piece.

In an embodiment of the present invention, the gas removing mechanism further includes a first guide rail and a second guide rail which are vertically arranged in parallel and spaced apart, the first squeezing assembly is movably arranged on the first guide rail, and the second squeezing assembly is arranged on the second guide rail.

In an embodiment of the present invention, the gas exhausting mechanism further includes a third guide rail and a fourth guide rail both disposed in the horizontal direction, the third guide rail is movably disposed on the first guide rail, and the first compressing assembly is movably disposed on the third guide rail; the fourth guide rail is movably arranged on the second guide rail, and the second extrusion assembly is arranged on the fourth guide rail.

In an embodiment of the present invention, the first pressing assembly includes a first pressing shaft movably disposed on the third guide rail and a first flexible pressing sleeve fitted over the first pressing shaft; the second extrusion assembly comprises a second extrusion shaft movably arranged on the fourth guide rail and a second flexible extrusion sleeve sleeved on the second extrusion shaft.

In an embodiment of the present invention, the first pressing assembly includes a first pressing square column movably disposed on the third guide rail and a first flexible pressing strip disposed on a side wall of the first pressing square column facing the second pressing assembly; the second extrusion subassembly includes movably setting up second extrusion square column and the flexible extrusion strip of second on the fourth guide rail, and the flexible extrusion strip of second sets up on the lateral wall of second extrusion square column towards first extrusion subassembly.

In an embodiment of the utility model, the closure mechanism further comprises a short term closure assembly telescopically disposed below the upper clamp.

In the embodiment of the utility model, the sealing device further comprises a frame body, wherein an operation space is formed on the front side of the frame body;

the short term closure assembly includes:

the first mounting seat is telescopically arranged on one side of the operation space and comprises a first mounting cavity facing the operation space;

the second mounting seat is telescopically arranged at the other side of the operation space and comprises a second mounting cavity facing the operation space;

the first short-term sealing strip can be arranged in the first mounting cavity in a falling mode;

and the second short-term sealing strip is arranged in the second mounting cavity in a detachable mode and is magnetically connected with the first short-term sealing strip.

In the embodiment of the utility model, the sealing device further comprises a frame body, wherein an operation space is formed on the front side of the frame body;

the short term closure assembly includes:

the sealing clamp is provided with a sealing structure which can be opened or closed;

the sealing clamp clamping jaw is arranged in the operation space and is used for clamping the sealing clamp;

and the seal closing assembly is movably arranged above the seal clamp and is used for closing the seal structure.

In an embodiment of the present invention, the closure mechanism further comprises a long term closure assembly disposed above or below the short term closure assembly.

In an embodiment of the utility model, a long-term closure assembly comprises:

the abutting block is telescopically arranged on one side of the operating space;

and the hot pressing block is telescopically arranged at the other side of the operation space.

According to the technical scheme, the packaging bag fixing mechanism is arranged, and the upper end and the lower end of the packaging bag are respectively clamped by the upper clamping piece and the lower clamping piece to fix the packaging bag; set up gaseous mechanism of getting rid of, gaseous mechanism of getting rid of is including being located the first extrusion subassembly and the second extrusion subassembly of same height for extrude the wrapping bag from the both sides of wrapping bag, so that the gas in the removal wrapping bag, have a large amount of air in the wrapping bag after avoiding sealing, be favorable to promoting the storage effect of seed, reduced the wrapping bag space that occupies when transporting and storing.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of a first perspective structure of a sealing device according to an embodiment of the present invention;

FIG. 2 is a schematic diagram illustrating a second perspective view of a sealing device according to an embodiment of the present invention;

FIG. 3 is a schematic view of a gas purging mechanism according to a first form of construction in an embodiment of the utility model;

fig. 4 is a schematic view of a gas discharge mechanism of a second structural form in the embodiment of the present invention.

Description of the reference numerals

1 packaging bag fixing mechanism 101 upper clamping piece

102 lower clamping piece 103 frame

104 gas exhaust mechanism for operation space 2

201 first compression assembly 202 second compression assembly

203 first guide 204 second guide

205 third guide rail 206 fourth guide rail

207 first extrusion axis 208 first flexible extrusion sleeve

209 second extrusion shaft 2010 second flexible extrusion sleeve

2011 first extrusion square column 2012 first flexible extrusion strip

2013 second extrusion square column 2014 second flexible extrusion strip

3 mechanism 301 seals subassembly for a short time of sealing

302 first mount 303 second mount

304 first short term seal strip 305 and second short term seal strip

306 long-term sealing component 307 resisting block

308 hot pressing block

Detailed Description

The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

In the process of collecting and warehousing seeds in the existing germplasm resource library, in order to improve the moisture (namely stable humidity) tightness of resource packaging, save the storage space and increase the warehousing quantity of the seeds, the original warehousing packaging of iron boxes is changed into packaging of packaging bags (such as aluminum foil packaging bags), and the seeds warehoused in a short-term warehouse are packaged for multiple times because of the need of sampling, so that the packaging is relatively easy; seeds stored in a medium-term storage or a long-term storage need vacuum packaging to ensure the air tightness after being dried and stored in the storage. The seed vigor is being appraised and selected separately to prior art, active back, because the wrapping bag size differs in size, the mode that adopts artifical packing more packs the seed and seals, by the packer manually extrude the gas in the wrapping bag after carrying out the dress kind to individual wrapping bag promptly, seal on the capper again, this kind of mode cost of labor is high, waste time and energy, and the gas in the wrapping bag can not be extruded completely, lead to the space that the seed wrapping bag took after sealing great, increase and transport and storage space.

In order to solve the above problems, in an embodiment of the present invention, a novel sealing device for a seed packaging bag is provided for sealing a packaging bag containing seeds, where the packaging bag in this embodiment is made of an aluminum foil. Specifically, the sealing device comprises a packaging bag fixing mechanism 1, a gas removing mechanism 105 and a sealing mechanism 3, as shown in fig. 1-4, wherein the packaging bag fixing mechanism 1 comprises an upper clamping piece 101 and a lower clamping piece 102 which are vertically arranged at intervals and used for clamping the upper end and the lower end of a packaging bag respectively, the upper clamping piece 101 and the lower clamping piece 102 both comprise a horizontal lifting and contracting rod and a clamping jaw positioned at the tail end of the horizontal lifting and contracting rod, and the length of the horizontal lifting and contracting rod can be adjusted according to the width of the packaging bag so as to clamp the packaging bag more stably; the horizontal lifting and shrinking rod can adopt an electric telescopic rod or a pneumatic telescopic rod, the clamping jaws can adopt electric clamping jaws or pneumatic clamping jaws, the sealing device in the embodiment further comprises a frame body 103 and a control unit, an operation space 104 is formed on the front side of the frame body 103, the packaging bag fixing mechanism 1, the gas removing mechanism 105 and the sealing mechanism 3 are arranged in the operation space 104, the control unit is electrically connected with the horizontal telescopic rod and the clamping jaws, the control unit can control the upper clamping piece 101 and the lower clamping piece 102 to extend out and respectively clamp the upper end and the lower end of the packaging bag to fix the packaging bag, more gas exists in the packaging bag at the moment, and if the packaging bag is directly sealed, the sealed packaging bag occupies a larger space (namely, the bag expands), and is inconvenient to transport and store; the gas removing mechanism 105 is vertically movably arranged between the upper clamping member 101 and the lower clamping member 102, the gas removing mechanism 105 comprises a first extruding assembly 201 and a second extruding assembly 202 which are positioned at the same height and used for extruding the packaging bag from two sides of the packaging bag respectively (in the embodiment, the packaging bag is extruded from two sides in the thickness direction of the packaging bag, and the left side and the right side of the packaging bag after being clamped), the gas removing mechanism 105 is electrically connected with the control unit, the first extruding assembly 201 and the second extruding assembly 202 are respectively positioned at the left side and the right side of the lower end of the packaging bag before being extruded, after the packaging bag with the seeds is fixed by the upper clamping member 101 and the lower clamping member 102, the control unit controls the first extruding assembly 201 and the second extruding assembly 202 to move upwards from the lower end of the packaging bag simultaneously, under the common extruding action of the first extruding assembly 201 and the second extruding assembly 202, the redundant gas in the packaging bag is discharged; seal mechanism 3 and set up in the below of last holder 101 for seal the wrapping bag after getting rid of gas, the space that the gas in the wrapping bag occupied after being got rid of is less, seals existing being favorable to guaranteeing that the seed has good storage environment to the wrapping bag this moment, promotes the storage life of seed, has also reduced the transportation and the storage space of wrapping bag.

In one embodiment of the present invention, the gas removing mechanism 105 further comprises a first guide 203 and a second guide 204 which are vertically arranged in parallel and spaced apart, the first compressing assembly 201 is movably arranged on the first guide 203, and the second compressing assembly 202 is arranged on the second guide 204. Specifically, in this embodiment, the first guide rail 203 and the second guide rail 204 are linear guide rails electrically connected to the control unit, a slider is disposed on the linear guide rails and is matched with the linear guide rails and can move along the axial direction of the linear guide rails, the first squeezing assembly 201 and the second squeezing assembly 202 are movably disposed on the linear guide rails through the slider, and when the control unit controls the slider to move, the first squeezing assembly 201 and the second squeezing assembly 202 move up and down along with the slider and squeeze the packaging bag, so as to exhaust the gas in the packaging bag. In addition, the packaging bags in the present embodiment have various sizes, and the first pressing assembly 201 and the second pressing assembly 202 have sufficient lengths so as to press the packaging bags with various sizes.

In one embodiment of the present invention, the gas exhausting mechanism 105 further comprises a third guide rail 205 and a fourth guide rail 206 both disposed in the horizontal direction, the third guide rail 205 is movably disposed on the first guide rail 203, and the first compressing assembly 201 is movably disposed on the third guide rail 205; a fourth rail 206 is movably disposed on the second rail 204 and the second compression assembly 202 is disposed on the fourth rail 206. Specifically, in this embodiment, each of the third guide rail 205 and the fourth guide rail 206 is a linear guide rail electrically connected to the control unit, a slider is disposed on the linear guide rail, the slider is engaged with the linear guide rail and can move along the axial direction of the linear guide rail, and each of the first squeezing assembly 201 and the second squeezing assembly 202 is movably disposed on the linear guide rail through the slider, and when the control unit controls the slider to move, the first squeezing assembly 201 and the second squeezing assembly 202 move along with the slider. In this embodiment, the adjustment of the spacing width between the first extruding component 201 and the second extruding component 202 is realized by adjusting the positions of the first extruding component 201 and the second extruding component 202 on the third guide rail 205 and the fourth guide rail 206, respectively, so as to facilitate the extrusion of the packaging bags filled with seeds with different weights or different volumes, if the seeds in the packaging bags are less (or the volume of the seeds is smaller), the spacing width between the first extruding component 201 and the second extruding component 202 can be adaptively reduced, thereby avoiding that the extrusion is not in place due to the larger spacing width, and further more gas still remains in the packaging bags after the extrusion operation is completed; if the seed of wrapping bag dress is more (or the seed volume is great), but the interval width between first extrusion subassembly 201 of adaptability increase and the second extrusion subassembly 202, when avoiding first extrusion subassembly 201 and the extrusion of second extrusion subassembly 202, the seed spills over from the top opening part of wrapping bag, and this kind of structural design increases closing device's application scope, promotes closing device's practicality. In this embodiment, before the packaging bag is extruded, the third guide rail 205 and the fourth guide rail 206 are respectively located at the lower ends of the first guide rail 203 and the second guide rail 204, the first extruding assembly 201 and the second extruding assembly 202 are respectively located at suitable positions on the third guide rail 205 and the fourth guide rail 206 (that is, the space width between the first extruding assembly 201 and the second extruding assembly 202 is adapted to the thickness of the packaging bag filled with the seeds), and if the gas in the packaging bag needs to be removed, the control unit controls the sliding blocks on the first guide rail 203 and the second guide rail 204 to move, so as to drive the third guide rail 205 and the fourth guide rail 206 and the first extruding assembly 201 and the second extruding assembly 202 connected together with the third guide rail 205 and the fourth guide rail 206 to move upwards, so as to achieve the extruding operation of the packaging bag, and remove the gas in the packaging bag.

In one embodiment of the present invention, the first pressing assembly 201 comprises a first pressing shaft 207 movably disposed on the third guide rail 205 and a first flexible pressing sleeve 208 fitted over the first pressing shaft 207; the second compression assembly 202 includes a second compression shaft 209 movably disposed on the fourth rail 206 and a second flexible compression sleeve 2010 disposed about the second compression shaft 209. Specifically, in the present embodiment, the first pressing shaft 207 is movably disposed on the first guide rail 203 via a slider, the second pressing shaft 209 is movably disposed on the second guide rail 204 via a slider, and both the first pressing shaft 207 and the second pressing shaft 209 have sufficient lengths to press various sizes of packages; first flexible extrusion cover 208 and second flexible extrusion cover 2010 can be made by foamed plastic for first flexible extrusion cover 208 and second flexible extrusion cover 2010 can also have certain intensity when having sufficient flexibility and elasticity, can play the extrusion effect to the wrapping bag, can avoid again that the extrusion force is too big to cause the harm to the inside seed of wrapping bag.

In another embodiment of the present invention, the first compression assembly 201 includes a first compression square 2011 movably disposed on the third rail 205 and a first flexible compression strip 2012, the first flexible compression strip 2012 disposed on a sidewall of the first compression square 2011 facing the second compression assembly 202; the second compression assembly 202 includes a second compression square 2013 movably disposed on the fourth rail 206 and a second flexible compression bar 2014, the second flexible compression bar 2014 being disposed on a sidewall of the second compression square 2013 facing the first compression assembly 201. Specifically, in the present embodiment, the first extruding square column 2011 is movably disposed on the first guide rail 203 through a slider, the second extruding square column 2013 is movably disposed on the second guide rail 204 through a slider, and both the first extruding square column 2011 and the second extruding square column 2013 have sufficient lengths to extrude packaging bags of various sizes; first flexible extrusion strip 2012 and second flexible extrusion strip 2014 set up in opposite directions and make by silica gel for first flexible extrusion strip 2012 and second flexible extrusion strip 2014 can have flexibility, elasticity and certain intensity concurrently, can play the extrusion effect, can avoid again that the extrusion force is too big to cause the harm to the inside seed of wrapping bag.

In one embodiment of the present invention, the closure mechanism 3 further comprises a short term closure assembly 301 telescopically disposed below the upper clamp 101. It can be understood that, based on different test requirements and purposes, the storage duration of the seeds is different, some seeds need long-term storage, some seeds only need short-term storage, and the short-term sealing assembly 301 in this embodiment is used for short-term storage of the seeds. Specifically, the short-term sealing assembly 301 is telescopically arranged below the upper clamping piece 101 and electrically connected with the control unit, that is, when the sealing is not performed, the short-term sealing assembly 301 is in a contraction state, and when the gas in the packaging bag is removed and needs to be stored for a short time, the control unit controls the short-term sealing assembly 301 to extend out and perform short-term storage sealing on the packaging bag from the left side and the right side of the packaging bag.

In one embodiment of the present invention, the sealing device further includes a frame 103, an operation space 104 is formed on a front side of the frame 103; the short term closure assembly 301 includes:

a first mounting base 302 telescopically disposed at one side of the operating space 104 and including a first mounting cavity facing the operating space 104;

a second mounting seat 303 telescopically disposed at the other side of the operation space 104 and including a second mounting cavity facing the operation space 104;

a first short-term sealing strip 304 which is arranged in the first installation cavity in a detachable mode;

and a second short-term sealing strip 305 which is arranged in the second mounting cavity in a detachable mode and is magnetically connected with the first short-term sealing strip 304.

Specifically, the first mounting seat 302 is embedded in the frame 103 and located on the left side or the right side of the operation space 104, a first mounting cavity (not shown in the figure) is arranged on one side of the first mounting seat 302 facing the operation space 104, one side of the first mounting seat 302 far away from the first mounting cavity is in driving connection with a telescopic end of a pneumatic telescopic rod (or an electric telescopic rod), the pneumatic telescopic rod (or the electric telescopic rod) is electrically connected with the control unit, and when the pneumatic telescopic rod (or the electric telescopic rod) extends, the first mounting seat 302 moves to one side of the packaging bag; when the pneumatic telescopic rod (or the electric telescopic rod) is contracted, the first mounting seat 302 is retracted onto the frame body 103, so that other mechanisms or parts are prevented from being interfered to execute corresponding task operations; similarly, the second mounting seat 303 is embedded in the frame 103 and located on the opposite side of the first mounting seat 302, a second mounting cavity (not shown in the figure) is arranged on one side of the second mounting seat 303 facing the operating space 104, one side of the second mounting seat 303 far away from the second mounting cavity is in driving connection with the telescopic end of the pneumatic telescopic rod (or the electric telescopic rod), the pneumatic telescopic rod (or the electric telescopic rod) is electrically connected with the control unit, and when the pneumatic telescopic rod (or the electric telescopic rod) extends, the second mounting seat 303 moves to the other side of the packaging bag along with the pneumatic telescopic rod (or the electric telescopic rod); when the pneumatic telescopic rod (or the electric telescopic rod) is contracted, the second mounting seat 303 is contracted to the frame body 103; the first short-term sealing strip 304 is arranged in a first mounting cavity in a detachable mode and embedded with a first magnetic strip on the side facing the operation space 104, and the second short-term sealing strip 305 is arranged in a second mounting cavity in a detachable mode and embedded with a second magnetic strip magnetically connected with the first magnetic strip on the side facing the first short-term sealing strip 304. When short-term sealing is performed, the control unit controls the pneumatic telescopic rod (or the electric telescopic rod) to extend to enable the first mounting seat 302 and the second mounting seat 303 to abut against the left side and the right side of the packaging bag at the same time, at the moment, the first magnetic strip on the first short-term sealing strip 304 and the second magnetic strip on the second short-term sealing strip 305 are abutted together due to magnetic attraction, and the first short-term sealing strip 304 and the second short-term sealing strip 305 fall off from the first mounting cavity and the second mounting cavity respectively and are automatically adhered together, so that short-term storage sealing is realized. Further, the first short-term sealing strip 304 and the second short-term sealing strip 305 in this embodiment have various sizes to meet the short-term storage sealing requirements of the packaging bags with various widths; in addition, the first short-term sealing strip 304 and the second short-term sealing strip 305 can be reused after the packaging bag is unsealed, and the waste of resources is reduced.

In another embodiment of the present invention, the sealing device further includes a frame 103, an operation space 104 is formed on a front side of the frame 103; the short term closure assembly 301 includes:

a closure clip (not shown) having a closure structure that can be opened or closed;

a closing clamp jaw (not shown in the figures) arranged in the operating space and adapted to clamp the closing clamp;

a closure closing assembly (not shown) is movably disposed above the closure clip and is adapted to close the closure structure.

Specifically, the sealing clip in this embodiment is made of plastic and includes a first clip body and a second clip body, a first end of the first clip body and a first end of the second clip body are rotatably connected together, a second end of the first clip body and a second end of the second clip body are provided with a snap structure capable of being matched with each other, in addition, the width of the first clip body gradually increases from the first end to the second end, and the width of the second clip body also gradually increases from the first end to the second end; the sealing clamp clamping jaw is telescopically arranged in the operation space and is provided with a sealing clamp clamping seat, the sealing clamp is arranged on the sealing clamp clamping seat, and an opening of the sealing clamp when the sealing structure is opened faces the packaging bag; the sealing closing assembly comprises a movable rod which is arranged in the vertical direction and can move, a first sealing piece and a second sealing piece are arranged at the lower end of the movable rod in parallel at intervals, the interval width between the first sealing piece and the second sealing piece is larger than the width sum of a first clamp body and a second clamp body at a first end and smaller than the width sum of the first clamp body and the second clamp body at a second end, before the sealing structure is closed, the sealing closing assembly is positioned at the first end of the first clamp body and the first end of the second clamp body, the first clamp body and the second clamp body are positioned between the first sealing piece and the second sealing piece, and the first clamp body and the second clamp body are respectively positioned at the left side and the right side of the packaging bag; when closing the seal structure, make and seal the closing assembly and move to first clamp by the first end of first clamp, second clamp, the second end of second clamp, the respective second end of first clamp, second clamp in this process is drawn close gradually, until buckle structure on first clamp, the second clamp is in the same place under the pushing effect of closing the assembly, adopt this kind of structural style's short-term seal subassembly 301, seal the clamp cost cheaper and the leakproofness is better.

In one embodiment of the present invention, the closure mechanism 3 further includes a long-term closure assembly 306 disposed above or below the short-term closure assembly 301. Specifically, in this embodiment, the long-term sealing component 306 is telescopically disposed below the short-term sealing component 301 and electrically connected to the control unit, that is, when the sealing is not performed, the long-term sealing component 306 is in a contracted state, and when the gas in the packaging bag is exhausted and needs to be stored for a long time, the control unit controls the long-term sealing component 306 to extend out and seal the packaging bag from the left and right sides of the packaging bag for long-term storage.

In one embodiment of the present invention, the long-term seal assembly 306 includes:

an abutting block 307 telescopically arranged at one side of the operating space 104;

and a hot-pressing block 308 telescopically arranged at the other side of the operation space 104.

Specifically, the abutting block 307 is embedded in the frame 103 and located on the left side or the right side of the operation space 104, the abutting block 307 is in driving connection with the telescopic end of the pneumatic telescopic rod (or the electric telescopic rod), the pneumatic telescopic rod (or the electric telescopic rod) is electrically connected with the control unit, and when the pneumatic telescopic rod (or the electric telescopic rod) extends, the abutting block 307 moves to one side of the packaging bag; when the pneumatic telescopic rod (or the electric telescopic rod) is contracted, the resisting block 307 is contracted to the frame body 103; the hot pressing block 308 is embedded in the frame body 103 and located on the opposite side of the abutting block 307, the hot pressing block 308 is in driving connection with the telescopic end of the pneumatic telescopic rod (or the electric telescopic rod), the pneumatic telescopic rod (or the electric telescopic rod) is electrically connected with the control unit, and when the pneumatic telescopic rod (or the electric telescopic rod) extends out, the hot pressing block 308 moves to the other side of the packaging bag; when the pneumatic telescopic rod (or the electric telescopic rod) is contracted, the hot-pressing block 308 is contracted to the frame body 103; in addition, the hot-pressing block 308 in this embodiment can perform electric heating (i.e., the hot-pressing block 308 is an electric heating element) and is electrically connected to the control unit. When the long-term sealing is performed, the control unit controls the abutting block 307 and the hot pressing block 308 to simultaneously extend out of two sides of the packaging bag and abut against each other, and also controls the hot pressing block 308 to heat for a preset time, so that the two sides of the packaging bag are adhered together due to heating, and the long-term storage sealing of the packaging bag is realized. Further, the air conditioner is provided with a fan,

in one embodiment of the utility model, the closure device further comprises a transport mechanism arranged at the front side of the operating space 104. Specifically, the transport mechanism includes a roller and a conveyor belt provided on the roller, one end of the conveyor belt is located at the front side of the operation space 104, and an operator can stand at the other end of the conveyor belt to place the packaging bag containing the seeds on the conveyor belt and convey the packaging bag to the lower side of the packaging bag fixing mechanism 1 by the conveyor belt, so that the packaging bag fixing mechanism 1 fixes the packaging bag.

The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the utility model, numerous simple modifications can be made to the technical solution of the utility model, including any suitable combination of specific features, and in order to avoid unnecessary repetition, the utility model will not be described in detail in relation to the various possible combinations. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and those skilled in the art can make changes, modifications, substitutions and alterations to the above embodiments within the scope of the present invention.

Claims (10)

1. A closure device for a seed packing bag, the closure device comprising:

the packaging bag fixing mechanism (1) comprises an upper clamping piece (101) and a lower clamping piece (102) which are vertically arranged at intervals;

the gas removing mechanism (2) is vertically movably arranged between the upper clamping piece (101) and the lower clamping piece (102), and the gas removing mechanism (2) comprises a first squeezing assembly (201) and a second squeezing assembly (202) which are positioned at the same height and used for squeezing the packaging bag from two sides of the packaging bag respectively;

and the sealing mechanism (3) is arranged below the upper clamping piece (101).

2. The sealing device for the seed packing bag according to claim 1, wherein the gas removing mechanism (2) further comprises a first guide rail (203) and a second guide rail (204) which are vertically arranged in parallel and spaced, the first pressing assembly (201) is movably arranged on the first guide rail (203), and the second pressing assembly (202) is arranged on the second guide rail (204).

3. The sealing apparatus for the seed packing bag according to claim 2, wherein the gas removing mechanism (2) further comprises a third guide rail (205) and a fourth guide rail (206) both disposed in a horizontal direction, the third guide rail (205) is movably disposed on the first guide rail (203), and the first pressing assembly (201) is movably disposed on the third guide rail (205); the fourth guide rail (206) is movably disposed on the second guide rail (204), and the second compression assembly (202) is disposed on the fourth guide rail (206).

4. The sealing device for the seed packing bag as claimed in claim 3, wherein the first pressing assembly (201) comprises the first pressing shaft (207) movably disposed on the third guide rail (205) and a first flexible pressing sleeve (208) fitted over the first pressing shaft (207); the second extrusion assembly (202) comprises the second extrusion shaft (209) movably arranged on the fourth guide rail (206) and a second flexible extrusion sleeve (2010) sleeved on the second extrusion shaft (209).

5. The capper for seed packages of claim 3 wherein said first pressing assembly comprises a first pressing square (2011) movably arranged on said third rail (205) and a first flexible pressing strip (2012), said first flexible pressing strip (2012) being arranged on a side wall of said first pressing square (2011) facing said second pressing assembly; the second extrusion assembly comprises a second extrusion square column (2013) movably arranged on the fourth guide rail (206) and a second flexible extrusion strip (2014), and the second flexible extrusion strip (2014) is arranged on the side wall of the second extrusion square column (2013) facing the first extrusion assembly.

6. The closure apparatus for seed packing bag according to claim 4 or 5, characterized in that the closure mechanism (3) further comprises a short term closure assembly (301) telescopically disposed under the upper clamp (101).

7. The closure for a seed packing bag according to claim 6, further comprising a frame body (103), wherein an operation space (104) is formed at a front side of the frame body (103);

the short term closure assembly (301) comprises:

a first mounting seat (302) telescopically arranged at one side of the operation space (104) and comprising a first mounting cavity facing the operation space (104);

a second mounting seat (303) telescopically arranged at the other side of the operation space (104) and comprising a second mounting cavity facing the operation space (104);

a first short term sealing strip (304) removably disposed in the first mounting cavity;

a second short-term sealing strip (305) which is arranged in the second mounting cavity in a detachable mode and is magnetically connected with the first short-term sealing strip (304).

8. The closure for a seed packing bag according to claim 6, further comprising a frame body (103), wherein an operation space (104) is formed at a front side of the frame body (103);

the short term closure assembly (301) comprises:

the sealing clamp is provided with a sealing structure which can be opened or closed;

the sealing clamp clamping jaw is arranged in the operation space and is used for clamping the sealing clamp;

and the seal closing assembly is movably arranged above the seal clamp and is used for closing the seal structure.

9. The sealing device for seed packing bags according to claim 7, wherein the sealing mechanism (3) further comprises a long-term sealing assembly (306) disposed above or below the short-term sealing assembly (301).

10. The closure device for a seed packing bag according to claim 9, wherein the long-term closure assembly (306) comprises:

an abutting block (307) which is telescopically arranged at one side of the operating space (104);

a hot pressing block (308) telescopically arranged at the other side of the operation space (104).

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