CN202960772U - Two-way in place unlimited protection solenoid - Google Patents
Two-way in place unlimited protection solenoid Download PDFInfo
- Publication number
- CN202960772U CN202960772U CN2012206074791U CN201220607479U CN202960772U CN 202960772 U CN202960772 U CN 202960772U CN 2012206074791 U CN2012206074791 U CN 2012206074791U CN 201220607479 U CN201220607479 U CN 201220607479U CN 202960772 U CN202960772 U CN 202960772U
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- ring
- bayonet socket
- gear pipe
- screw mandrel
- brake key
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Abstract
The utility model relates to a two-way in place unlimited protection solenoid, which comprises a screw rod, a limiting piece, a blocked check ring, a profiled nut, a brake key and a baffle pipe. Through the matching of the parts, when the screw rod is rotated to a limited position, the two-way in place unlimited protection solenoid can idle so as to realize two-way in place unlimited protection, and is simple in structure, low in production cost and easy in maintenance; the profiled nut and the blocked check ring are connected with the baffle pipe through key slots on the profiled nut and bayonets on the blocked check ring and the baffle pipe via blocking functions of brake keys, and are matched firmly, so that the stability is strong; and each part is arranged in the solenoid so as not to expose outside, and cannot be dropped or damaged due to friction and collision with the outside, the problems of rustiness and dirt accumulation cannot be easy to occur on products due to exposure, and the two-way in place unlimited protection solenoid has a concise and attractive appearance.
Description
Technical field
This utility model relates to technical field of medical treatment mechanical, particularly relates to a kind of two-way limitless protection screwed pipe that puts in place of controlling the actions such as medical bedstead lifting.
Background technology
Having multiple project to need the patient to lie on medical bedstead in medical examination carries out, for coordinating doctor's operation, need to adjust the state of medical bedstead so that the carrying out of the work of inspection, control device is set on medical bedstead usually, and connect control device and the parts such as oil cylinder, support by the transmission screwed pipe, realize controlling and adjusting medical bedstead.
The transmission screwed pipe comprises a plurality of parts such as screwed pipe, locking group, month shape bolt, parallel bolt, nut, screw rod, centring ring, locating ring, brake component, the locking group is arranged on screwed pipe and with screwed pipe and communicates, month shape bolt with parallel bolt on nut, nut is placed on screw rod, and centring ring is connected by spring with nut.Described transmission screwed pipe also has the parts such as many nuts, latch be used to being connected, and its number of spare parts is many, and complex structure, produce and maintenance cost high; Screw arbor assembly is exposed outside screwed pipe, causes the parts such as spring easily to come off, and the transmission screwed pipe gets rusty, gathers the generation of the problems such as dirt, and affects good looking appearance.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of profile nut, spring, brake key; and banking stop coordinates the two-way limitless protection screwed pipe that puts in place of realizing limitless protection; so that simple in structure, avoid screw rod to expose and get rusty, and profile is succinctly attractive in appearance.
the two-way limitless protection screwed pipe that puts in place described in the utility model, comprise screwed pipe, screw mandrel, the screens back-up ring and the gear pipe that have the wedge shape bayonet socket are set in screwed pipe, back-up ring bayonet socket and gear pipe clamp mouth are Rising Wedge and the Falling Wedges along screw axis to symmetry, be provided with profile nut between screens back-up ring and gear pipe, the two ends of profile nut have keyway, have in keyway along keyway and slide and snap in the brake key of back-up ring bayonet socket or gear pipe clamp mouth, the outside of brake key is respectively the wedge shape that coordinates with back-up ring bayonet socket or gear pipe clamp mouth, have and promote the spring that brake key snaps in back-up ring bayonet socket and gear pipe clamp mouth, spring fitting is in the stage casing of profile nut, there is respectively process banking stop and the backhaul banking stop that passes screens back-up ring or gear pipe and brake key is pressed into profile nut the both sides of screw mandrel.
The two-way limitless protection screwed pipe that puts in place described in the utility model, the two ends of profile nut have the twice keyway, two brake keies are arranged at respectively in the twice keyway, the stage casing of profile nut is provided with spring, described spring is compression spring, two brake keies are applied with axial thrust, make brake key that the tendency of outside disengaging keyway be arranged; The both sides of profile nut are respectively screens back-up ring and gear pipe, and screens back-up ring and gear Guan Shangjun have bayonet socket, brake key in keyway snaps under the effect of spring thrust in back-up ring bayonet socket and gear pipe clamp mouth, make screens back-up ring and profile nut, or profile nut is relative with the gear pipe fixing; Back-up ring bayonet socket and gear pipe clamp mouth are respectively Rising Wedge and Falling Wedge, the outside of the brake key that coordinates with it respectively is also corresponding Rising Wedge or Falling Wedge, one side of described back-up ring bayonet socket and gear pipe clamp mouth be parallel to screw axis to, relatively fixing when brake key rotates to this bayonet socket limit, can't break away from from back-up ring bayonet socket or gear pipe clamp mouth; The another side of back-up ring bayonet socket and gear pipe clamp mouth is and the acutangulate hypotenuse of screw axis synform, when brake key rotates to this bayonet socket limit, skids off outside bayonet socket brake key and back-up ring bayonet socket or the disengaging of gear pipe clamp mouth along hypotenuse; Screw mandrel is respectively arranged with process banking stop and backhaul banking stop outside the two ends of screens back-up ring and gear pipe, when rotating screw-in along the process banking stop to the profile nut direction, the process banking stop passes the screens back-up ring, close brake key is pushed down into profile nut inside in the effect of process banking stop with it, and disengaging back-up ring bayonet socket, thereby make profile nut and screens back-up ring break away from, another brake key can rotate along the gear pipe simultaneously, be that profile nut and screens back-up ring and gear Guan Junke relatively rotate, can't drive again screwed pipe when being rotated further screw mandrel and rotate, the idle running phenomenon namely occurs; When rotating screw-in along the backhaul banking stop to the profile nut direction, the backhaul banking stop passes the gear pipe, the brake key that coordinates with it is pushed down into profile nut in the effect of backhaul banking stop, and disengaging gear pipe clamp mouth, thereby make profile nut and gear pipe break away from, another brake key can rotate along the screens back-up ring simultaneously, can't drive screwed pipe when being rotated further screw mandrel again and rotate, and phenomenon equally can dally; Reach capacity after the position dallies, when screw mandrel resets, banking stop is no longer exerted pressure to brake key, brake key outwards pushes against screens back-up ring or gear pipe under the effect of spring, brake key is rotated further with screw mandrel until snap in back-up ring bayonet socket or gear pipe clamp mouth, make profile nut again relative fixing with screens back-up ring or gear pipe, thereby finish idling conditions.Its beneficial effect is: by the cooperation of screw mandrel, banking stop, screens back-up ring, profile nut, brake key and gear pipe, realize the two-way limitless protection that puts in place, it is simple in structure, and production cost is low, and maintenance work is easy; Keyway and bayonet socket by having on it between profile nut and screens back-up ring and gear pipe, the screens effect by brake key connects, and coordinates firmly, and stability is strong; Within each part is placed in screwed pipe, avoid exposing, not can because of with the damages that come off such as external world's friction, collision, product can be because not exposing problems such as easily getting rusty, gather dirt, and profile is succinctly attractive in appearance.
Description of drawings
Fig. 1, the 2nd, the structural representation of the two-way limitless protection screwed pipe that puts in place.
Fig. 3 is the explosive view of the two-way limitless protection screwed pipe that puts in place shown in Figure 1.
Fig. 4 is the partial schematic diagram of the two-way limitless protection screwed pipe that puts in place shown in Figure 1.
Fig. 5 is the structural representation of the screens back-up ring of the two-way limitless protection screwed pipe that puts in place shown in Figure 1.
Fig. 6 is the structural representation of the profile nut of the two-way limitless protection screwed pipe that puts in place shown in Figure 1.
The specific embodiment
As shown in Figure 1, 2, 3.the two-way limitless protection screwed pipe that puts in place described in the utility model, comprise screwed pipe 1, screw mandrel 2, the interior setting of screwed pipe 1 has screens back-up ring 3 and the gear pipe 6 of wedge shape bayonet socket, back-up ring bayonet socket 31 and gear pipe clamp mouth 61 are along screw mandrel 2 axial symmetrical Rising Wedge and Falling Wedge, be provided with profile nut 5 between screens back-up ring 3 and gear pipe 6, the two ends of profile nut 5 have keyway 51, have in two keyways 51 along keyway 51 and slide and snap in the brake key 7 of back-up ring bayonet socket 31 or gear pipe clamp mouth 61, the outside of two brake keies 7 is respectively the wedge shape that coordinates with back-up ring bayonet socket 31 or gear pipe clamp mouth 61, have and promote the spring 8 that brake key 7 snaps in back-up ring bayonet socket 31 and gear pipe clamp mouth 61, spring 8 is arranged on the stage casing of profile nut 5, there is respectively process banking stop 4 and the backhaul banking stop 9 that passes screens back-up ring 3 or gear pipe 6 and brake key 7 is pressed into profile nut 5 both sides of screw mandrel 2.
the two ends of profile nut 5 have twice keyway 51, two brake keies 7 are arranged at respectively in twice keyway 51, and the stage casing of profile nut 5 is provided with spring 8, and described spring 8 is compression springs, two brake keies 7 are applied with axial thrust, make brake key 7 that the tendency of outside disengaging keyway 51 be arranged, the both sides of profile nut 5 are respectively screens back-up ring 3 and gear pipe 6, and all have bayonet socket on screens back-up ring 3 and gear pipe 6, brake key 7 in keyway 51 snaps under the effect of spring 8 thrusts in back-up ring bayonet socket 31 and gear pipe clamp mouth 61, make screens back-up ring 3 and profile nut 5, or profile nut 5 is relative fixing with gear pipe 6, back-up ring bayonet socket 31 and gear pipe clamp mouth 61 are respectively Rising Wedge and Falling Wedge, the outside of the brake key 7 that coordinates with it respectively is also corresponding Rising Wedge or Falling Wedge, it is axial that one side of described back-up ring bayonet socket 31 and gear pipe clamp mouth 61 is parallel to screw mandrel 2, relatively fixing when brake key 7 rotates to this bayonet socket limit, can't break away from from back-up ring bayonet socket 31 or gear pipe clamp mouth 61, the another side of back-up ring bayonet socket 31 and gear pipe clamp mouth 61 is and the screw mandrel 2 acutangulate hypotenuses of axial shape, when brake key 7 rotates to this bayonet socket limit, skids off outside bayonet socket brake key 7 and back-up ring bayonet socket 31 or 61 disengagings of gear pipe clamp mouth along hypotenuse, screw mandrel 2 is respectively arranged with process banking stop 4 and backhaul banking stop 9 outside the two ends of screens back-up ring 3 and gear pipe 6, when 5 directions are rotated screw-in along process banking stop 4 to profile nut, process banking stop 4 passes screens back-up ring 3, close brake key 7 is pushed down into profile nut 5 inside in the effect of process banking stop with it, and disengaging back-up ring bayonet socket 31, thereby make profile nut 5 and screens back-up ring 3 break away from, another brake key 7 can rotate along gear pipe 6 simultaneously, be that profile nut 5 all can relatively rotate with screens back-up ring 3 and gear pipe 6, can't drive screwed pipe 1 when being rotated further screw mandrel 2 rotates again, the idle running phenomenon namely occurs, when 5 directions are rotated screw-in along backhaul banking stop 9 to profile nut, backhaul banking stop 9 passes gear pipe 6, the brake key 7 that coordinates with it is pushed down into profile nut 5 in the effect of backhaul banking stop 9, and disengaging gear pipe clamp mouth 61, thereby make profile nut 5 and gear pipe 6 break away from, another brake key 7 can rotate along screens back-up ring 3 simultaneously, can't drive screwed pipe 1 when being rotated further screw mandrel 2 again and rotate, and phenomenon equally can dally, reach capacity after the position dallies, when screw mandrel 2 resets, banking stop is no longer exerted pressure to brake key 7, brake key 7 outwards pushes against screens back-up ring 3 or gear pipe 6 under the effect of spring 8, brake key 7 is rotated further with screw mandrel 2 until snap in back-up ring bayonet socket 31 or gear pipe clamp mouth 61, make profile nut 5 again relative fixing with screens back-up ring 3 or gear pipe 6, thereby finish idling conditions.
The described two-way limitless protection screwed pipe that puts in place has the control link 10 of controlling screw mandrel 2 motions, turns to active section 11, screw mandrel 2 be positioned at the outer end of screwed pipe 1 with control link 10 by turning to active section 11 to be connected.Control link 10 is connected with power source, described power source can be the power-equipments such as staff or motor, the power source outputting power makes control link 10 motions, by transmission and then 2 motions of control screw mandrel that turn to active section 11, by the effect of control link 10, be convenient to product is operated, turn to active section 11 to coordinate with the rotation of screw mandrel 2, can realize rotating at any angle and controlling, control simply, easily the adjustment of the equipment such as medical bedstead.
Claims (8)
1. two-way limitless protection screwed pipe that puts in place, comprise screwed pipe (1), screw mandrel (2), it is characterized in that: the screens back-up ring (3) and the gear pipe (6) that have the wedge shape bayonet socket are set in screwed pipe (1), back-up ring bayonet socket (31) and gear pipe clamp mouth (61) are along screw mandrel (2) axial symmetrical Rising Wedge and Falling Wedge, be provided with profile nut (5) between screens back-up ring (3) and gear pipe (6), the two ends of profile nut (5) have keyway (51), have in keyway (51) along keyway (51) slide and snap in back-up ring bayonet socket (31) or the gear pipe clamp mouth (61) brake key (7), the outside of brake key (7) is respectively the wedge shape that coordinates with back-up ring bayonet socket (31) or gear pipe clamp mouth (61), there is promotion brake key (7) to snap in the spring (8) of back-up ring bayonet socket (31) and gear pipe clamp mouth (61), spring (8) is arranged on the stage casing of profile nut (5), there is respectively process banking stop (4) and the backhaul banking stop (9) that passes screens back-up ring (3) or gear pipe (6) and brake key (7) is pressed into profile nut (5) both sides of screw mandrel (2).
2. the two-way limitless protection screwed pipe that puts in place according to claim 1 is characterized in that: described spring (8) is that two brake keies (7) are applied compression spring with axial thrust.
3. the two-way limitless protection screwed pipe that puts in place according to claim 1, it is characterized in that: described back-up ring bayonet socket (31) and gear pipe clamp mouth (61) one side to be parallel to screw mandrel (2) axial, relatively fixing when brake key (7) rotates to this bayonet socket limit, can't break away from from back-up ring bayonet socket (31) or gear pipe clamp mouth (61); The another side of back-up ring bayonet socket (31) and gear pipe clamp mouth (61) is and the axial acutangulate hypotenuse of shape of screw mandrel (2), when brake key (7) rotates to this bayonet socket limit, skid off outside bayonet socket along hypotenuse, brake key (7) breaks away from back-up ring bayonet socket (31) or gear pipe clamp mouth (61).
4. the two-way limitless protection screwed pipe that puts in place according to claim 3, it is characterized in that: screw mandrel (2) rotates screw-in along process banking stop (4) to profile nut (5) direction, process banking stop (4) passes screens back-up ring (3), close brake key (7) is pushed down into profile nut (5) inside in the effect of process banking stop with it, and disengaging back-up ring bayonet socket (31), profile nut (5) breaks away from screens back-up ring (3), another brake key (7) can rotate along gear pipe (6) simultaneously, be that profile nut (5) all can relatively rotate with screens back-up ring (3) and gear pipe (6), be rotated further screw mandrel (2) and can't drive again screwed pipe (1) rotation, the idle running phenomenon occurs.
5. the two-way limitless protection screwed pipe that puts in place according to claim 3, it is characterized in that: screw mandrel (2) rotates screw-in along backhaul banking stop (9) to profile nut (5) direction, backhaul banking stop (9) passes gear pipe (6), the brake key (7) that coordinates with it is pushed down into profile nut (5) in the effect of backhaul banking stop (9), and disengaging gear pipe clamp mouth (61), profile nut (5) breaks away from gear pipe (6), another brake key (7) can rotate along screens back-up ring (3) simultaneously, be rotated further screw mandrel (2) and can't drive again screwed pipe (1) rotation, the idle running phenomenon occurs.
6. according to claim 4 or 5 described two-way limitless protection screwed pipes that put in place, it is characterized in that: after dallying in the position that reaches capacity, screw mandrel (2) resets, process banking stop (4) or backhaul banking stop (9) are no longer exerted pressure to brake key (7), brake key (7) outwards pushes against screens back-up ring (3) or gear pipe (6) under the effect of spring (8), brake key (7) is rotated further with screw mandrel (2) until snap in back-up ring bayonet socket (31) or gear pipe clamp mouth (61), profile nut (5) is again relative fixing with screens back-up ring (3) or gear pipe (6), finish idling conditions.
7. the two-way limitless protection screwed pipe that puts in place according to claim 1; it is characterized in that: the control link (10) that control screw mandrel (2) motion is arranged; turn to active section (11), screw mandrel (2) be positioned at the outer end of screwed pipe (1) with control link (10) by turning to active section (11) to be connected.
8. the two-way limitless protection screwed pipe that puts in place according to claim 7, it is characterized in that: control link (10) is connected with power source, and described power source is staff or motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206074791U CN202960772U (en) | 2012-11-16 | 2012-11-16 | Two-way in place unlimited protection solenoid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206074791U CN202960772U (en) | 2012-11-16 | 2012-11-16 | Two-way in place unlimited protection solenoid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202960772U true CN202960772U (en) | 2013-06-05 |
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ID=48501911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206074791U Expired - Fee Related CN202960772U (en) | 2012-11-16 | 2012-11-16 | Two-way in place unlimited protection solenoid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202960772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102920514A (en) * | 2012-11-16 | 2013-02-13 | 广州市金渡科技有限公司 | Bidirectional in-place limitless protective screw tube |
-
2012
- 2012-11-16 CN CN2012206074791U patent/CN202960772U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102920514A (en) * | 2012-11-16 | 2013-02-13 | 广州市金渡科技有限公司 | Bidirectional in-place limitless protective screw tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGZHOU HAOKANG MEDICAL APPARATUS AND INSTRUMENT Free format text: FORMER OWNER: GUANGZHOU JINDU TECHNOLOGY CO., LTD. Effective date: 20150122 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 511457 GUANGZHOU, GUANGDONG PROVINCE TO: 511430 GUANGZHOU, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150122 Address after: 511430, the first floor of the C Workshop on the hill industrial area, Guan Zhou Village, Dashi street, Dashi, Guangzhou, Guangdong, Panyu District Patentee after: GUANGZHOU HAOKANG MEDICAL INSTRUMENT CO.,LTD. Address before: 511457 industrial temporary 2, Dong Ye Cun, Guangzhou, Guangdong, Nansha District Patentee before: Guangzhou Jindu Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20211116 |