CN210565096U - Screw assembly of dry screw vacuum pump - Google Patents
Screw assembly of dry screw vacuum pump Download PDFInfo
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- CN210565096U CN210565096U CN201920848641.0U CN201920848641U CN210565096U CN 210565096 U CN210565096 U CN 210565096U CN 201920848641 U CN201920848641 U CN 201920848641U CN 210565096 U CN210565096 U CN 210565096U
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- installation pole
- screw rod
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Abstract
The utility model relates to a vacuum pump technical field just discloses a dry-type screw vacuum pump's screw rod subassembly, including screw rod body, two installation poles, two collars, two mounting panels and axis of rotation, the one end that two installation poles are relative respectively with the left end and the right side fixed connection of screw rod body, the inside of two collars cup joints with the surface of two installation poles respectively. This dry-type screw vacuum pump's screw rod subassembly, through having set up the installation pole, the collar, mounting panel and inserted bar, the inserted bar can be pegged graft the inside of mounting panel, the installation pole is pegged graft in the inside of collar, make the device be convenient for install the screw rod body when using, then through being provided with the cavity, the inside of cavity is provided with dismouting mechanism, the effect through dismouting mechanism is convenient for carry out the dismouting to the screw rod body, be convenient for change the screw rod body, make the device reach the effect of being convenient for maintain when using.
Description
Technical Field
The utility model relates to a vacuum pump technical field specifically is a dry-type screw vacuum pump's screw rod subassembly.
Background
Dry-type screw vacuum pump is the very high science and technology product of technical content, mainly be applied to the vacuum process of high purity, the vacuum degree is high, inside at the vacuum pump is provided with screw assembly, the vacuum pump mainly carries out work through screw assembly, the in-process of work, screw assembly rotates in the inside of vacuum pump, when the device live time is longer, some wearing and tearing can appear in screw assembly's surface, some screw assemblies that have now are not convenient for take out from the inside of vacuum pump when using, make screw assembly maintain with change when more troublesome, therefore, we have proposed a dry-type screw vacuum pump's screw assembly.
SUMMERY OF THE UTILITY MODEL
The utility model provides a dry-type screw vacuum pump's screw rod subassembly possesses the advantage of being convenient for change the screw rod, has solved some current devices when using, and screw rod subassembly is not convenient for dismantle, relatively more troublesome problem when maintaining and changing.
The utility model provides a following technical scheme: the utility model provides a dry-type screw vacuum pump's screw rod subassembly, includes screw rod body, two installation poles, two collars, two mounting panels and axis of rotation, two relative one ends of installation pole respectively with the left end and the right side fixed connection of screw rod body, the inside of two collars cup joints with the surface of two installation poles respectively, one side and the collar of two mounting panels keep away from one side fixed connection of screw rod body, one side fixed connection of screw rod body is kept away from with the mounting panel to the axis of rotation, and the cavity has all been seted up to the inside of two mounting panels, and the inside of two cavities all includes dismouting mechanism.
Preferably, the one end of installation pole is including the inserted bar, the one end of inserted bar and the one end fixed connection that the screw rod body was kept away from to the installation pole, the one end that the installation pole was kept away from to the inserted bar is pegged graft with the inside of mounting panel.
Preferably, the disassembling and assembling mechanism comprises a flat plate, a clamping rod, a clamping groove, two hollow blocks, two movable rods, a telescopic spring, a connecting rod and a pulling plate, the side surface of the flat plate is movably connected with the inside of the cavity, the top end of the clamping rod is movably inserted in the cavity, the top end of the clamping rod is fixedly connected with the bottom of the flat plate, the clamping groove is positioned on the side surface of the inserting rod, one end of the clamping rod, which is far away from the flat plate, is inserted into the clamping groove, the tops of the two hollow blocks are respectively and fixedly connected with the left side and the right side of the top wall in the cavity, the top ends of the two movable rods are respectively and movably connected with the inner part of the hollow block through the movable blocks, the top end of the telescopic spring is fixedly connected with the inner top wall of the hollow block, the bottom end of the telescopic spring is fixedly connected with the top of the movable block, the bottom of connecting rod and the top fixed connection of dull and stereotyped, the bottom of arm-tie and the top fixed connection of connecting rod.
Preferably, the top and the bottom of the mounting plate comprise a threaded ring and a knob, a threaded groove is formed in one side of the mounting plate, the outer surface of the threaded ring is in threaded connection with the inner wall of the threaded groove, and the bottom of the knob is fixedly connected with the top of the threaded ring.
Preferably, the inside of collar is including two spacing grooves, and two spacing grooves are located the interior roof and the interior diapire of collar respectively.
Preferably, the side surface of the mounting rod comprises two limiting rods, one ends of the two limiting rods, which are opposite to each other, are fixedly connected with the top and the bottom of the mounting rod respectively, and one ends of the limiting rods, which are far away from the mounting rod, are movably connected with the inner parts of the limiting grooves.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. this dry-type screw vacuum pump's screw rod subassembly, through having set up the installation pole, the collar, mounting panel and inserted bar, the inserted bar can be pegged graft the inside of mounting panel, the installation pole is pegged graft in the inside of collar, make the device be convenient for install the screw rod body when using, then through being provided with the cavity, the inside of cavity is provided with dismouting mechanism, the effect through dismouting mechanism is convenient for carry out the dismouting to the screw rod body, when wearing and tearing appear on the surface of screw thread body, be convenient for change the screw rod body, make the device reach the effect of being convenient for to maintain when using.
2. This dry-type screw vacuum pump's screw rod subassembly, through having set up spacing groove and gag lever post, make the installation pole insert the inside back of collar, can carry on spacingly through the effect of gag lever post and spacing groove, make the installation pole peg graft and can not take place to rotate behind the inside of collar, then be convenient for fix the inserted bar through dismouting mechanism, then through being provided with threaded ring and knob, the effect through the threaded ring can carry on spacingly to the position of arm-tie, the in-process arm-tie position of preventing means at the use takes place to remove, thereby make the joint pole can fix the inside at the draw-in groove always.
Drawings
FIG. 1 is a sectional view of the present invention;
FIG. 2 is an enlarged view of the structure A in FIG. 1 according to the present invention;
fig. 3 is an enlarged view of the structure B in fig. 1 according to the present invention.
In the figure: 1. a screw body; 2. mounting a rod; 3. a mounting ring; 4. mounting a plate; 5. a rotating shaft; 6. inserting a rod; 7. a cavity; 8. a disassembly and assembly mechanism; 801. a flat plate; 802. a clamping and connecting rod; 803. a card slot; 804. a hollow block; 805. a movable rod; 806. a movable block; 807. a tension spring; 808. a connecting rod; 809. pulling a plate; 9. a threaded ring; 10. a knob; 11. a limiting groove; 12. a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a screw assembly of a dry screw vacuum pump comprises a screw body 1, two mounting rods 2, two mounting rings 3, two mounting plates 4 and a rotating shaft 5, wherein opposite ends of the two mounting rods 2 are respectively fixedly connected with the left end and the right end of the screw body 1, the insides of the two mounting rings 3 are respectively sleeved with the surfaces of the two mounting rods 2, one sides of the two mounting plates 4 are fixedly connected with one sides of the mounting rings 3 far away from the screw body 1, the rotating shaft 5 is fixedly connected with one sides of the mounting plates 4 far away from the screw body 1, one end of the mounting rod 2 comprises an inserting rod 6, one end of the inserting rod 6 is fixedly connected with one end of the mounting rod 2 far away from the screw body 1, one end of the inserting rod 6 far away from the mounting rods 2 is inserted into the inside of the mounting plates 4, cavities 7 are respectively arranged inside the two mounting plates 4, and a dismounting mechanism 8 is respectively, the disassembling and assembling mechanism 8 comprises a flat plate 801, a clamping rod 802, a clamping groove 803, two hollow blocks 804, two movable rods 805, a telescopic spring 807, a connecting rod 808 and a pulling plate 809, wherein the side surface of the flat plate 801 is movably connected with the inside of the cavity 7, the top end of the clamping rod 802 is movably inserted in the cavity 7, the bottom end of the clamping rod 802 penetrates through the inner bottom wall of the cavity 7 and extends to the lower part of the cavity 7, the bottom end of the clamping rod 802 is movably connected with the inner bottom wall of the cavity 7, the top end of the clamping rod 802 is fixedly connected with the bottom of the flat plate 801, the clamping groove 803 is positioned on the side surface of the inserting rod 6, one end, far away from the flat plate 801, of the clamping rod 802 is inserted in the clamping groove 803, the tops of the two hollow blocks 804 are fixedly connected with the left side and the right side of the inner top wall of the cavity 7 respectively, the top ends of the two movable rods 805 are movably connected with the inside, the bottom end of a telescopic spring 807 is fixedly connected with the top of a movable block 806, the bottom end of a connecting rod 808 is fixedly connected with the top of a flat plate 801, the bottom of a pulling plate 809 is fixedly connected with the top end of the connecting rod 808, the top and the bottom of a mounting plate 4 both comprise a threaded ring 9 and a knob 10, one side of the mounting plate 4 is provided with a threaded groove, the pulling plate 809 is movably connected with the inside of the threaded groove, the outer surface of the threaded ring 9 is in threaded connection with the inner wall of the threaded groove, the bottom of the knob 10 is fixedly connected with the top of the threaded ring 9, the inside of the mounting ring 3 comprises two limiting grooves 11, the two limiting grooves 11 are respectively positioned on the inner top wall and the inner bottom wall of the mounting ring 3, the side surface of the mounting rod 2 comprises two limiting rods 12, the opposite ends of the two limiting rods 12 are respectively fixedly connected with the surfaces of the top and the bottom of the mounting rod 2, one end, through the effect of spacing groove 11 and gag lever post 12 for installation pole 2 inserts the inside back of collar 3, can carry on spacingly through the effect of gag lever post 12 and spacing groove 11, makes installation pole 2 peg graft and can not take place to rotate behind the inside of collar 3, then is convenient for fix the inserted bar through dismouting mechanism 8.
Working principle, during the use, when the surface of screw rod body 1 appears damaging, rotate knob 10 earlier for the threaded ring separates from the inside of thread groove, then outwards stimulate arm-tie 809, the bottom of arm-tie 809 drives connecting rod 808 upwards moving, make dull and stereotyped 801 upwards moving, the top of dull and stereotyped 801 promotes movable rod 805 upwards moving, make movable rod 805 move to the inside of hollow block 804, make expanding spring 807 shrink to the centre, then the bottom of dull and stereotyped 801 drives joint pole 802 upwards moving, make joint pole 802 separate from the inside of draw-in groove 803, then take out the screw rod body 1 that wears out from the inside of collar 3 and mounting panel 4 and change.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a dry-type screw vacuum pump's screw rod subassembly, includes screw rod body (1), two installation pole (2), two collars (3), two mounting panels (4) and axis of rotation (5), its characterized in that: the one end that two installation pole (2) are relative cup joints with the left end and the right side fixed connection of screw rod body (1) respectively, and the inside of two collar (3) cup joints with the surface of two installation pole (2) respectively, and one side fixed connection of screw rod body (1) is kept away from with collar (3) to one side of two mounting panels (4), one side fixed connection of screw rod body (1) is kept away from with mounting panel (4) in axis of rotation (5), and cavity (7) have all been seted up to the inside of two mounting panels (4), and the inside of two cavities (7) all includes dismouting mechanism (8).
2. A screw assembly of a dry screw vacuum pump according to claim 1, wherein: the one end of installation pole (2) is including inserted bar (6), the one end fixed connection of screw rod body (1) is kept away from with installation pole (2) to the one end of inserted bar (6), the one end of installation pole (2) is kept away from in inserted bar (6) is pegged graft with the inside of mounting panel (4).
3. A screw assembly of a dry screw vacuum pump according to claim 1, wherein: the disassembly and assembly mechanism (8) comprises a flat plate (801), a clamping rod (802), a clamping groove (803), two hollow blocks (804), two movable rods (805), a telescopic spring (807), a connecting rod (808) and a pulling plate (809), wherein the side surface of the flat plate (801) is movably connected with the inside of a cavity (7), the top end of the clamping rod (802) is movably inserted into the inside of the cavity (7), the top end of the clamping rod (802) is fixedly connected with the bottom of the flat plate (801), the clamping groove (803) is positioned on the side surface of the inserting rod (6), one end, far away from the flat plate (801), of the clamping rod (802) is inserted into the inside of the clamping groove (803), the tops of the two hollow blocks (804) are respectively fixedly connected with the left side and the right side of the inner top wall of the cavity (7), and the top ends of the two movable rods (805) are respectively movably connected with the inside of the hollow blocks (804) through the, the top end of the telescopic spring (807) is fixedly connected with the inner top wall of the hollow block (804), the bottom end of the telescopic spring (807) is fixedly connected with the top of the movable block (806), the bottom end of the connecting rod (808) is fixedly connected with the top of the flat plate (801), and the bottom of the pull plate (809) is fixedly connected with the top end of the connecting rod (808).
4. A screw assembly of a dry screw vacuum pump according to claim 1, wherein: the top and the bottom of mounting panel (4) all include threaded ring (9) and knob (10), the thread groove has been seted up to one side of mounting panel (4), the surface of threaded ring (9) and the inner wall threaded connection of thread groove, the bottom of knob (10) and the top fixed connection of threaded ring (9).
5. A screw assembly of a dry screw vacuum pump according to claim 1, wherein: the inside of collar (3) is including two spacing grooves (11), and two spacing grooves (11) are located the interior roof and the interior diapire of collar (3) respectively.
6. The screw assembly of a dry screw vacuum pump according to claim 5, wherein: the side surface of installation pole (2) is including two gag lever posts (12), and the relative one end of two gag lever posts (12) is connected with the fixed surface of installation pole (2) top and bottom respectively, the inside swing joint of one end and spacing groove (11) of installation pole (2) is kept away from in gag lever post (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920848641.0U CN210565096U (en) | 2019-06-06 | 2019-06-06 | Screw assembly of dry screw vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920848641.0U CN210565096U (en) | 2019-06-06 | 2019-06-06 | Screw assembly of dry screw vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210565096U true CN210565096U (en) | 2020-05-19 |
Family
ID=70620994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920848641.0U Active CN210565096U (en) | 2019-06-06 | 2019-06-06 | Screw assembly of dry screw vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210565096U (en) |
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2019
- 2019-06-06 CN CN201920848641.0U patent/CN210565096U/en active Active
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Address after: Room 368, 302, 211 Fute North Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: JUNHE (Shanghai) Instrument Technology Co.,Ltd. Address before: Room 368, 302, 211 Fute North Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee before: JUNHE (Shanghai) Instrument Co.,Ltd. |