CN212099489U - Vacuum pumping valve body of vacuum packaging machine - Google Patents
Vacuum pumping valve body of vacuum packaging machine Download PDFInfo
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- CN212099489U CN212099489U CN202020662526.7U CN202020662526U CN212099489U CN 212099489 U CN212099489 U CN 212099489U CN 202020662526 U CN202020662526 U CN 202020662526U CN 212099489 U CN212099489 U CN 212099489U
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Abstract
The utility model provides a vacuum pumping valve body of a vacuum packaging machine. The vacuum pumping valve body of the vacuum packaging machine comprises a shell; the valve cavity is arranged on the shell; the two passages are respectively arranged on the inner walls of the two sides of the valve cavity; a first block disposed in one of the channels, one side of the first block extending into the valve body; a second block disposed within another of the channels, the second block extending into the valve chamber on a side thereof adjacent the first block; the two first sliding grooves are respectively formed in the top inner wall and the bottom inner wall of the valve cavity; the two first sliding rods are fixedly arranged in the two first sliding grooves respectively. The utility model provides a vacuum packaging machine's evacuation valve body has can both way seal, sealed better advantage of effect.
Description
Technical Field
The utility model relates to the field of packaging machinery, especially, relate to a vacuum packaging machine's evacuation valve body.
Background
The vacuum packaging machine is a machine for packaging by utilizing a vacuumizing principle, and when the vacuum packaging machine is used, a packaging bag is placed on the machine for vacuumizing through a vacuum pump, so that the packaging bag is in a vacuum state, the space occupied by packaging can be reduced, and the quality guarantee period of a product is prolonged. In order to make the vacuum pump of the vacuum packaging machine in one-way air pumping, a vacuum pumping valve body is often installed on a pipeline of the vacuum packaging machine, and the common valve body is of a one-way structure, so that air can only flow in one direction.
However, the currently used vacuum pumping valve body usually has only one-way plug, which has a poor sealing effect, and may leak gas in long-term use, resulting in a poor vacuum pumping effect of the vacuum packaging machine.
Therefore, it is necessary to provide a new vacuum valve body of a vacuum packing machine to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a vacuum pumping valve body with can both way seal, sealed better vacuum packaging machine of effect.
In order to solve the technical problem, the utility model provides a vacuum packaging machine's evacuation valve body includes: a housing; the valve cavity is arranged on the shell; the two passages are respectively arranged on the inner walls of the two sides of the valve cavity; a first block disposed in one of the channels, one side of the first block extending into the valve body; a second block disposed within another of the channels, the second block extending into the valve chamber on a side thereof adjacent the first block; the two first sliding grooves are respectively formed in the top inner wall and the bottom inner wall of the valve cavity; the two first sliding rods are fixedly arranged in the two first sliding grooves respectively; the two first sliding blocks are respectively sleeved on the two first sliding rods in a sliding manner, the two first sliding blocks are respectively connected with the inner walls of the two first sliding grooves in a sliding manner, and one sides of the two first sliding blocks, which are close to each other, extend into the valve cavity; the two first springs are respectively sleeved on the two first sliding rods in a sliding manner, one ends of the two first springs, far away from the first blocking blocks, are respectively and fixedly connected with the inner walls of the two first sliding grooves, close to one side of the second blocking blocks, and one ends of the two first springs, far away from the second blocking blocks, are respectively and fixedly connected with one sides of the two first sliding blocks, far away from the first blocking blocks; the two first connecting rods are respectively and fixedly arranged at one sides of the two first sliding blocks which are close to each other, and one ends of the two first connecting rods which are close to each other are fixedly connected with the first blocking blocks; a driven structure disposed within the valve cavity.
Preferably, the driven structure includes two second sliding grooves, two second sliding rods, two second sliding blocks, two second springs, two first toothed plates, two second connecting rods, two second toothed plates, two rotating shafts, and two gears, the two second sliding grooves are respectively formed in the top inner wall and the bottom inner wall of the valve chamber, the two second sliding rods are respectively and fixedly installed in the two second sliding grooves, the two second sliding blocks are respectively slidably sleeved on the two second sliding rods, the two second sliding blocks are respectively and slidably connected with the inner walls of the two second sliding grooves, the two second sliding blocks are close to each other, one side of each second sliding block extends into the valve chamber, the two second springs are respectively slidably sleeved on the two second sliding rods, one ends of the two second springs, far away from the second blocking blocks, are respectively and fixedly connected with the inner walls of the two second sliding grooves, close to the first blocking blocks, one end of each of the two second springs, which is far away from the first blocking block, is fixedly connected with one side of each of the two second sliding blocks, which is far away from the second blocking block, the two first toothed plates are respectively and fixedly installed at one sides of the two second sliding blocks, which are close to each other, the two first toothed plates are respectively in contact with the top inner wall and the bottom inner wall of the valve cavity, the two second connecting rods are respectively and fixedly installed at one ends of the two first toothed plates, which are far away from the two first connecting rods, the one ends of the two second connecting rods, which are close to each other, are respectively and fixedly connected with the second blocking block, the two second toothed plates are respectively and fixedly installed at one sides of the two first connecting rods, which are close to the two second connecting rods, the two rotating shafts are respectively and rotatably installed on the inner walls of the two sides of the valve cavity, and the two rotating shafts are located, the two rotating shafts are located between the corresponding first connecting rods and the corresponding second connecting rods, the two gears are respectively fixedly sleeved on the two rotating shafts, and the two gears are respectively meshed with the corresponding first toothed plate and the corresponding second toothed plate.
Preferably, two caulking grooves are formed in the inner walls of the two sides of the valve cavity, four bearings are fixedly mounted in the caulking grooves, and the inner rings of the four bearings are fixedly sleeved on the rotating shaft respectively.
Preferably, the two first sliding blocks are provided with first sliding holes, and the two first sliding rods respectively penetrate through the two first sliding holes and are in sliding connection with the inner walls of the first sliding holes.
Preferably, the two second sliding blocks are provided with second sliding holes, and the two second sliding rods respectively penetrate through the two second sliding holes and are in sliding connection with the inner walls of the second sliding holes.
Preferably, the first block and the second block are both conical, and the second block is provided with an air hole.
Compared with the prior art, the utility model provides a vacuum packaging machine's evacuation valve body has following beneficial effect:
the utility model provides a vacuum packaging machine's evacuation valve body, this device utilizes opening and closing of its valve body of vacuum principle control, comparatively agilely, this device utilizes two reverse motion's structure simultaneously, first pinion rack and second pinion rack pass through the control mode that the gear meshed mutually promptly, can make it carry out self-adaptation reverse motion, with this keep relative seal to two passageways, it is comparatively convenient to use, it is sealed that conical first sprue and second sprue can guarantee it, the gas pocket of seting up on its second sprue also is the toper, can reduce the circulation of air, can guarantee the use in evacuation simultaneously.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a vacuum pumping valve body of a vacuum packaging machine according to the present invention;
fig. 2 is a schematic side view of the structure of the middle rotating shaft and the gear.
Reference numbers in the figures: 1. the device comprises a shell, 2, a valve cavity, 3, a channel, 4, a first block, 5, a second block, 6, a first sliding groove, 7, a first sliding rod, 8, a first sliding block, 9, a first spring, 10, a first connecting rod, 11, a second sliding groove, 12, a second sliding rod, 13, a second sliding block, 14, a second spring, 15, a first toothed plate, 16, a second connecting rod, 17, a second toothed plate, 18, a rotating shaft, 19 and a gear.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a vacuum pumping valve body of a vacuum packaging machine according to a preferred embodiment of the present invention; fig. 2 is a schematic side view of the structure of the middle rotating shaft and the gear. The vacuum pumping valve body of the vacuum packaging machine comprises: a housing 1; the valve cavity 2 is arranged on the shell 1; the two passages 3 are respectively arranged on the inner walls of the two sides of the valve cavity 2; a first block 4, said first block 4 being arranged in one of said channels 3, one side of said first block 4 extending into said valve body 2; a second block 5, wherein the second block 5 is arranged in the other channel 3, and one side of the second block 5 close to the first block 4 extends into the valve cavity 2; the two first sliding chutes 6 are respectively arranged on the top inner wall and the bottom inner wall of the valve cavity 2; the two first sliding rods 7 are respectively and fixedly arranged in the two first sliding grooves 6; the two first sliding blocks 8 are respectively sleeved on the two first sliding rods 7 in a sliding manner, the two first sliding blocks 8 are respectively connected with the inner walls of the two first sliding grooves 6 in a sliding manner, and one sides, close to each other, of the two first sliding blocks 8 extend into the valve cavity 2; the two first springs 9 are respectively sleeved on the two first sliding rods 7 in a sliding manner, one ends of the two first springs 9, which are far away from the first blocking block 4, are respectively and fixedly connected with the inner walls of the two first sliding grooves 6, which are close to one side of the second blocking block 5, and one ends of the two first springs 9, which are far away from the second blocking block 5, are respectively and fixedly connected with one sides of the two first sliding blocks 8, which are far away from the first blocking block 4; the two first connecting rods 10 are respectively and fixedly installed at one side of the two first sliding blocks 8 close to each other, and one ends of the two first connecting rods 10 close to each other are fixedly connected with the first blocking blocks 4; the driven structure is arranged in the valve cavity 2.
The driven structure comprises two second sliding grooves 11, two second sliding rods 12, two second sliding blocks 13, two second springs 14, two first toothed plates 15, two second connecting rods 16, two second toothed plates 17, two rotating shafts 18 and two gears 19, wherein the two second sliding grooves 11 are respectively arranged on the inner wall of the top and the inner wall of the bottom of the valve cavity 2, the two second sliding rods 12 are respectively and fixedly arranged in the two second sliding grooves 11, the two second sliding blocks 13 are respectively and slidably arranged on the two second sliding rods 12, the two second sliding blocks 13 are respectively and slidably connected with the inner wall of the two second sliding grooves 11, the two second sliding blocks 13 are close to each other, one side of each second sliding block 13 extends into the valve cavity 2, the two second springs 14 are respectively and slidably arranged on the two second sliding rods 12, and one ends, far away from the second blocking blocks 5, of the two second springs 14 are respectively and closely close to the first blocking blocks 4 with the two second sliding grooves 11 The two ends of the second spring 14 away from the first blocking block 4 are respectively fixedly connected with one side of the two second sliding blocks 13 away from the second blocking block 5, the two first tooth plates 15 are respectively fixedly installed at one sides of the two second sliding blocks 13 close to each other, the two first tooth plates 15 are respectively contacted with the top inner wall and the bottom inner wall of the valve cavity 2, the two second connecting rods 16 are respectively fixedly installed at one ends of the two first tooth plates 15 away from the two first connecting rods 10, one ends of the two second connecting rods 16 close to each other are respectively fixedly connected with the second blocking block 5, the two second tooth plates 17 are respectively fixedly installed at one sides of the two first connecting rods 10 close to the two second connecting rods 16, and the two rotating shafts 18 are respectively rotatably installed on the inner walls of the two sides of the valve cavity 2, two the pivot 18 is located the corresponding first pinion rack 15 with between the second pinion rack 17, two the pivot 18 is located the corresponding head rod 10 with between the second connecting rod 16, two the gear 19 is fixed the cover respectively and is established two on the pivot 18, two the gear 19 respectively with the corresponding first pinion rack 15 with the second pinion rack 17 meshes mutually.
Two caulking grooves are formed in the inner walls of the two sides of the valve cavity 2, four bearings are fixedly mounted in the caulking grooves, and the inner rings of the four bearings are fixedly sleeved on the two rotating shafts 18 respectively.
First slide holes are formed in the two first slide blocks 8, and the two first slide bars 7 penetrate through the two first slide holes and are in sliding connection with the inner walls of the first slide holes.
The two second sliding blocks 13 are both provided with second sliding holes, and the two second sliding rods 12 respectively penetrate through the two second sliding holes and are in sliding connection with the inner walls of the second sliding holes.
The first block 4 and the second block 5 are both conical, and the second block 5 is provided with air holes.
The utility model provides a vacuum packaging machine's evacuation valve body's theory of operation as follows:
when the device is used, the device is arranged on a vacuum pumping pipeline, the direction of a first block 4 of the device is an air inlet end, the end of a second block 5 of the device is an air outlet end, a vacuum pump pumps air through a channel 3 positioned at the position of the second block 5 during vacuum pumping, at the moment, the air in a valve cavity 2 is pumped out through an air hole on the second block 5, when the valve cavity 2 is in a vacuum state, the first block 4 moves to the valve cavity 2 under the action of negative pressure, at the moment, the air in a corresponding channel 3 enters the valve cavity 2 for supplement, when the first block 4 is separated from the corresponding channel 3 and enters the valve cavity 2, the first block 4 drives a corresponding first slide block 8 to slide on a corresponding first slide rod 7 through two first connecting rods 10, the first slide block 8 compresses two first springs 9, meanwhile, two second gear plates 17 are close to the second block 5, and the second gear plates 17 which are meshed with each other are driven to rotate when the second gear plates 17 move, when the gear 19 rotates, the first toothed plate 15 on the other side is driven to slide to be close to the first blocking block 4, at the moment, two second connecting rods 16 are close to the gear 19 under the action of the first toothed plate 15, the second connecting rods 16 pull the first blocking block 4 to be separated from the corresponding channel 3 to enter the valve cavity 2, meanwhile, the two first toothed plates 15 drive the two second sliding blocks 13 to slide on the corresponding second sliding rods 12 to compress the second springs 14, at the moment, the two channels 3 are completely opened, vacuumizing is guaranteed, when the vacuum pump stops pumping air, the air inflow of the air inlet end is reduced at the moment, the air inflow is under the combined action of the first springs 9 and the second springs 14, the first blocking block 4 and the second blocking block 5 are reset, and the air inflow is enabled to be embedded into the corresponding channel 3 again to be completely sealed and blocked.
Compared with the prior art, the utility model provides a vacuum packaging machine's evacuation valve body has following beneficial effect:
the utility model provides a vacuum packaging machine's evacuation valve body, this device utilizes opening and closing of its valve body of vacuum principle control, it is comparatively swift, this device utilizes two reverse motion's structure simultaneously, first pinion rack 15 and second pinion rack 17 pass through the control mode that gear 19 meshed mutually promptly, can make it carry out self-adaptation's reverse motion, with this to two passageways 3 keep sealed relatively, it is comparatively convenient to use, it is sealed that conical first sprue 4 and second sprue 5 can guarantee, the gas pocket of seting up on its second sprue 5 also is the toper, can reduce the circulation of air, can guarantee the use when evacuation simultaneously.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. An evacuation valve body of a vacuum packaging machine, comprising:
a housing;
the valve cavity is arranged on the shell;
the two passages are respectively arranged on the inner walls of the two sides of the valve cavity;
a first block disposed in one of the channels, one side of the first block extending into the valve body;
a second block disposed within another of the channels, the second block extending into the valve chamber on a side thereof adjacent the first block;
the two first sliding grooves are respectively formed in the top inner wall and the bottom inner wall of the valve cavity;
the two first sliding rods are fixedly arranged in the two first sliding grooves respectively;
the two first sliding blocks are respectively sleeved on the two first sliding rods in a sliding manner, the two first sliding blocks are respectively connected with the inner walls of the two first sliding grooves in a sliding manner, and one sides of the two first sliding blocks, which are close to each other, extend into the valve cavity;
the two first springs are respectively sleeved on the two first sliding rods in a sliding manner, one ends of the two first springs, far away from the first blocking blocks, are respectively and fixedly connected with the inner walls of the two first sliding grooves, close to one side of the second blocking blocks, and one ends of the two first springs, far away from the second blocking blocks, are respectively and fixedly connected with one sides of the two first sliding blocks, far away from the first blocking blocks;
the two first connecting rods are respectively and fixedly arranged at one sides of the two first sliding blocks which are close to each other, and one ends of the two first connecting rods which are close to each other are fixedly connected with the first blocking blocks;
a driven structure disposed within the valve cavity.
2. The vacuuming valve body of the vacuum packaging machine according to claim 1, wherein the driven structure comprises two second sliding grooves, two second sliding rods, two second sliding blocks, two second springs, two first toothed plates, two second connecting rods, two second toothed plates, two rotating shafts and two gears, the two second sliding grooves are respectively formed in the top inner wall and the bottom inner wall of the valve chamber, the two second sliding rods are respectively and fixedly installed in the two second sliding grooves, the two second sliding blocks are respectively and slidably sleeved on the two second sliding rods, the two second sliding blocks are respectively and slidably connected with the inner walls of the two second sliding grooves, the two second sliding blocks are close to each other, the one side of the two second sliding blocks extends into the valve chamber, the two second springs are respectively and slidably sleeved on the two second sliding rods, and one ends of the two second springs, far away from the second blocking block, are respectively and close to the two second sliding grooves The inner wall of one side of the first blocking block is fixedly connected, one ends of the two second springs, which are far away from the first blocking block, are respectively fixedly connected with one sides of the two second sliding blocks, which are far away from the second blocking block, the two first toothed plates are respectively and fixedly installed at one sides of the two second sliding blocks, which are close to each other, the two first toothed plates are respectively contacted with the inner wall of the top and the inner wall of the bottom of the valve cavity, the two second connecting rods are respectively and fixedly installed at one ends of the two first toothed plates, which are far away from the two first connecting rods, the ends of the two second connecting rods, which are close to each other, are respectively and fixedly connected with the second blocking block, the two second toothed plates are respectively and fixedly installed at one sides of the two first connecting rods, the two rotating shafts are rotatably installed on the inner walls of the two sides of the valve cavity, and the two rotating shafts are located between the corresponding first toothed plates and the second, the two rotating shafts are located between the corresponding first connecting rods and the corresponding second connecting rods, the two gears are respectively fixedly sleeved on the two rotating shafts, and the two gears are respectively meshed with the corresponding first toothed plate and the corresponding second toothed plate.
3. The vacuum pumping valve body of a vacuum packing machine as claimed in claim 2, wherein two caulking grooves are formed on both side inner walls of the valve cavity, four of the caulking grooves are fixedly provided with bearings, and inner rings of the four bearings are respectively fixedly sleeved on the two rotating shafts.
4. The vacuum pumping valve body of the vacuum packaging machine as claimed in claim 1, wherein the two first sliding blocks are respectively provided with a first sliding hole, and the two first sliding bars respectively penetrate through the two first sliding holes and are slidably connected with the inner wall of the first sliding hole.
5. The vacuum pumping valve body of the vacuum packaging machine as claimed in claim 2, wherein the two second sliding blocks are respectively provided with a second sliding hole, and the two second sliding bars respectively penetrate through the two second sliding holes and are slidably connected with the inner wall of the second sliding holes.
6. The evacuation valve of claim 1, wherein the first block and the second block are tapered, and the second block has an air hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020662526.7U CN212099489U (en) | 2020-04-27 | 2020-04-27 | Vacuum pumping valve body of vacuum packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020662526.7U CN212099489U (en) | 2020-04-27 | 2020-04-27 | Vacuum pumping valve body of vacuum packaging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212099489U true CN212099489U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020662526.7U Active CN212099489U (en) | 2020-04-27 | 2020-04-27 | Vacuum pumping valve body of vacuum packaging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212099489U (en) |
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2020
- 2020-04-27 CN CN202020662526.7U patent/CN212099489U/en active Active
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