CN209818586U - Pawl shaft device for operating switch - Google Patents
Pawl shaft device for operating switch Download PDFInfo
- Publication number
- CN209818586U CN209818586U CN201920596525.4U CN201920596525U CN209818586U CN 209818586 U CN209818586 U CN 209818586U CN 201920596525 U CN201920596525 U CN 201920596525U CN 209818586 U CN209818586 U CN 209818586U
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- China
- Prior art keywords
- fixed
- pawl
- ratchet
- spacing
- limiting
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Abstract
The utility model discloses a pawl axle device for operating switch, including installation axle, ratchet, fixed subassembly and pawl subassembly, the ratchet passes through the bearing and rotates in the installation axle outside, fixed subassembly is located the ratchet outside, and all is connected through bearing and installation rotation of axle to fixed subassembly both sides, pawl subassembly movable mounting is inside fixed subassembly top, and this pawl axle device for operating switch, through the pawl subassembly that sets up, when long-time high frequency uses and causes compression spring can't provide effectual restoring force to the pawl, can be convenient change the compression spring that provides the restoring force for the pawl, and then make pawl subassembly can cooperate the ratchet with normal use, guarantee operating switch's normal use.
Description
Technical Field
The utility model relates to a pawl shaft technical field for operating switch specifically is a pawl shaft device for operating switch.
Background
Ratchet and paw mechanism, a unidirectional intermittent motion mechanism composed of a ratchet and a pawl, the pawl provides a restoring force through a spring to match the ratchet to complete unidirectional intermittent motion when in use.
However, when the pawl is used at a high frequency for a long time, the elasticity of the spring is weakened and the elasticity is reduced, so that effective restoring force cannot be provided for the pawl, the normal use of the ratchet-pawl assembly is affected, and the normal use of the operating switch cannot be realized.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pawl axle device for operating switch to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a control switch and use pawl axle device, includes installation axle, ratchet, fixed subassembly and pawl subassembly, the ratchet passes through the bearing and rotates in the installation axle outside, fixed subassembly is located the ratchet outside, and fixed subassembly both sides all rotate with the installation axle through the bearing and be connected, pawl subassembly movable mounting is inside fixed subassembly top.
Preferably, fixed subassembly is including solid fixed ring, connecting rod, even axle, fixed block and fixed sliding sleeve, the fixed ring symmetry is equipped with two, and just two solid fixed rings all rotate through the bearing and connect in the installation axle outside, the equal fixed mounting in the solid fixed ring outside has the connecting rod, the one end that solid fixed ring was kept away from to the connecting rod is equipped with even axle, even axle both ends respectively with two connecting rod fixed connection, fixed block fixed mounting is in even off-axial side, fixed sliding sleeve is located the ratchet top, and fixed sliding sleeve and fixed block fixed connection.
Preferably, the pawl subassembly includes spacing pawl, vertical scroll, compression spring, movable cover mechanism and handle, spacing pawl sliding connection is inside fixed sliding sleeve, and spacing pawl and ratchet cooperation, movable cover mechanism movable mounting is in the one end that ratchet was kept away from to fixed sliding sleeve, vertical scroll fixed mounting is in the one side that ratchet was kept away from to spacing pawl, and the vertical scroll slides and runs through movable cover mechanism, compression spring is located fixed sliding sleeve, and the compression spring both ends respectively with spacing pawl and movable cover mechanism contact, handle threaded connection is in the one end that fixed sliding sleeve was kept away from to the vertical scroll.
Preferably, the movable cover mechanism comprises an anti-skidding limiting cover and two limiting rods, the two limiting rods are symmetrically arranged, the two limiting rods are symmetrically and fixedly arranged at the outer side, close to the fixed sliding sleeve, of one end of the anti-skidding limiting cover, the fixed sliding sleeve is far away from the ratchet wheel, two limiting sliding grooves are symmetrically formed in the end of the fixed sliding sleeve, one side of each limiting sliding groove is provided with a limiting connecting groove, one side, far away from the limiting sliding grooves, of each limiting connecting groove is provided with a limiting clamping groove, and the limiting connecting grooves are communicated with the limiting sliding grooves and the limiting.
Preferably, the groove diameters of the limiting sliding groove, the limiting connecting groove and the limiting clamping groove are equal to the diameter of the limiting rod, and fillets are formed in the limiting sliding groove, the limiting connecting groove and the limiting clamping groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses, through the pawl subassembly that sets up, when long-time high frequency use causes compression spring can't provide effectual restoring force to the pawl, can be convenient change the compression spring who provides the restoring force for the pawl, and then make pawl subassembly can cooperate the ratchet with normal use, guarantee operating switch's normal use.
2. The utility model discloses, through the fixed subassembly that sets up, made things convenient for the cooperation of pawl subassembly and ratchet to use, through the movable cover mechanism that sets up, then further made things convenient for compression spring's change, the groove footpath through setting up spacing spout, spacing even groove and spacing draw-in groove equals with the diameter of gag lever post at last, then guaranteed the stability of movable cover mechanism, avoids its normal use that influences operating switch from the falling.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partially cut-away structure of the pawl assembly of the present invention;
fig. 3 is the enlarged structure diagram of the area a of the present invention.
In the figure: 1-mounting a shaft; 2-ratchet wheel; 3-a fixing component; 4-a pawl assembly; 5-fixing the ring; 6-connecting rod; 7-connecting shaft; 8, fixing blocks; 9-fixing the sliding sleeve; 10-a limit pawl; 11-vertical shaft; 12-a compression spring; 13-a removable cover mechanism; 14-a grip; 15-antiskid limit cover; 16-a limiting rod; 17-a limiting chute; 18-a limit connecting groove; 19-limiting clamping groove.
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, the present invention provides a technical solution: the utility model provides a pawl axle device for operating switch, includes installation axle 1, ratchet 2, fixed subassembly 3 and pawl subassembly 4, ratchet 2 passes through the bearing and rotates in the installation axle 1 outside, fixed subassembly 3 is located the ratchet 2 outside, and 3 both sides of fixed subassembly all rotate with installation axle 1 through the bearing and be connected, pawl subassembly 4 movable mounting is inside fixed subassembly 3 top, and pawl subassembly 4 is through fixed subassembly 3 and installation axle 1 fixed connection, when changing the spring, through setting up pawl subassembly 4, the completion that can be convenient provides the change of the spring of restoring force for the pawl.
Fixed subassembly 3 is including solid fixed ring 5, connecting rod 6, even axle 7, fixed block 8 and fixed sliding sleeve 9, solid fixed ring 5 symmetry is equipped with two, and just two solid fixed ring 5 all rotate through the bearing and connect in the installation axle 1 outside, the equal fixed mounting in the solid fixed ring 5 outside has connecting rod 6, the one end that solid fixed ring 5 was kept away from to connecting rod 6 is equipped with even axle 7, even axle 7 both ends respectively with two connecting rod 6 fixed connection, fixed block 8 fixed mounting is in even axle 7 outside, fixed sliding sleeve 9 is located 2 tops of ratchet, and fixed sliding sleeve 9 and fixed block 8 fixed connection, through fixed subassembly 3, has made things convenient for pawl subassembly 4 and ratchet 2's cooperation to use.
The pawl component 4 comprises a limiting pawl 10, a vertical shaft 11, a compression spring 12, a movable cover mechanism 13 and a handle 14, the limiting pawl 10 is connected inside the fixed sliding sleeve 9 in a sliding manner, the limiting pawl 10 is matched with the ratchet 2, the movable cover mechanism 13 is movably arranged at one end of the fixed sliding sleeve 9 far away from the ratchet 2, the vertical shaft 11 is fixedly arranged at one side of the limiting pawl 10 far away from the ratchet 2, the vertical shaft 11 penetrates through the movable cover mechanism 13 in a sliding manner, the compression spring 12 is positioned in the fixed sliding sleeve 9, two ends of the compression spring 12 are respectively contacted with the limiting pawl 10 and the movable cover mechanism 13, the handle 14 is in threaded connection with one end of the vertical shaft 11 far away from the fixed sliding sleeve 9, and through the pawl component 4, when the compression spring 12 cannot provide effective restoring force for the limiting pawl 10 due to long-time high-frequency use, the compression spring 12 providing restoring, and then make pawl subassembly 4 can cooperate ratchet 2 with normal use, guarantee operating switch's normal use.
The movable cover mechanism 13 comprises an anti-skidding limiting cover 15 and a limiting rod 16, the limiting rod 16 is symmetrically provided with two limiting rods 16, the two limiting rods 16 are symmetrically and fixedly installed at the outer side of one end, close to the fixed sliding sleeve 9, of the anti-skidding limiting cover 15, the fixed sliding sleeve 9 is symmetrically provided with two limiting sliding grooves 17 at the end, far away from the ratchet 2, of the fixed sliding sleeve 9, one side of each limiting sliding groove 17 is provided with a limiting connecting groove 18, one side, far away from the limiting sliding grooves 17, of each limiting connecting groove 18 is provided with a limiting clamping groove 19, the limiting connecting grooves 18 are communicated with the limiting sliding grooves 17 and the limiting clamping grooves 19, and the compression spring 12 is further replaced through.
The groove diameters of the limiting sliding groove 17, the limiting connecting groove 18 and the limiting clamping groove 19 are equal to the diameter of the limiting rod 16, and the limiting sliding groove 17, the limiting connecting groove 18 and the limiting clamping groove 19 are internally rounded, so that the stability of the movable cover mechanism 13 is ensured, and the influence of the self-falling on the normal use of the operating switch is avoided.
When the compression spring 12 is replaced, firstly, the handle 14 is rotated, the handle 14 is detached from the vertical shaft 11, then the antiskid limiting cover 15 is held and pressed downwards, the antiskid limiting cover 15 is pressed downwards to drive the limiting rod 16 to displace from the limiting clamping groove 19 to the limiting connecting groove 18, then the antiskid limiting cover 15 is rotated to drive the limiting rod 16 to rotate, further the limiting rod 16 is rotated from the limiting connecting groove 18 to the limiting sliding groove 17, at the moment, the antiskid limiting cover 15 can be taken out, then the compression spring 12 is taken out and replaced by a new one and put into the fixed sliding sleeve 9, then the limiting rods 16 at two sides of the antiskid limiting cover 15 are respectively aligned with the limiting sliding grooves 17 to be inserted, the antiskid limiting cover 15 can be matched with the limiting pawl 10 to pressurize the compression spring 12 to shrink in the inserting process, after the antiskid limiting rod is completely inserted, the antiskid limiting cover 15 is rotated, the limiting rod 16 is rotated to the limiting clamping groove 19 through the limiting connecting groove 18 to loosen the, at this time, under the elastic force of the compression spring 12, the anti-slip limiting cover 15 displaces to drive the limiting rod 16 to be clamped with the limiting clamping groove 19, so that the anti-slip limiting cover 15 is fixed, and the compression spring 12 is completely smoother.
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 (5)
1. The utility model provides an operation pawl axle device for switch, includes installation axle (1), ratchet (2), fixed subassembly (3) and pawl subassembly (4), its characterized in that: ratchet (2) rotate in the installation axle (1) outside through the bearing, fixed subassembly (3) are located the ratchet (2) outside, and fixed subassembly (3) both sides all rotate with installation axle (1) through the bearing and are connected, pawl subassembly (4) movable mounting is inside fixed subassembly (3) top.
2. The ratchet shaft device for an operating switch according to claim 1, wherein: fixed subassembly (3) are including solid fixed ring (5), connecting rod (6), even axle (7), fixed block (8) and fixed sliding sleeve (9), gu fixed ring (5) symmetry is equipped with two, and just two solid fixed ring (5) all rotate through the bearing and connect in the installation axle (1) outside, gu the equal fixed mounting in fixed ring (5) outside has connecting rod (6), the one end that solid fixed ring (5) were kept away from in connecting rod (6) is equipped with even axle (7), even axle (7) both ends respectively with two connecting rod (6) fixed connection, fixed block (8) fixed mounting is in even axle (7) outside, fixed sliding sleeve (9) are located ratchet (2) top, and fixed sliding sleeve (9) and fixed block (8) fixed connection.
3. The ratchet shaft device for an operating switch according to claim 2, wherein: pawl subassembly (4) are including spacing pawl (10), vertical scroll (11), compression spring (12), movable cover mechanism (13) and handle (14), spacing pawl (10) sliding connection is inside fixed sliding sleeve (9), and spacing pawl (10) and ratchet (2) cooperation, movable cover mechanism (13) movable mounting is in the one end of keeping away from ratchet (2) in fixed sliding sleeve (9), vertical scroll (11) fixed mounting is in the one side of keeping away from ratchet (2) in spacing pawl (10), and vertical scroll (11) slide and run through movable cover mechanism (13), compression spring (12) are located fixed sliding sleeve (9), and compression spring (12) both ends respectively with spacing pawl (10) and movable cover mechanism (13) contact, handle (14) threaded connection is in the one end of keeping away from fixed sliding sleeve (9) in vertical scroll (11).
4. The ratchet shaft device for an operating switch according to claim 3, wherein: activity lid mechanism (13) are including spacing lid of antiskid (15) and gag lever post (16), gag lever post (16) symmetry is equipped with two, and two gag lever posts (16) symmetry fixed mounting are close to the one end outside of fixed sliding sleeve (9) at spacing lid of antiskid (15), the one end symmetry of keeping away from ratchet (2) in fixed sliding sleeve (9) has seted up two spacing spout (17), spacing spout (17) one side all is equipped with spacing linking groove (18), spacing linking groove (18) are kept away from one side of spacing spout (17) and all have seted up spacing draw-in groove (19), and spacing linking groove (18) all communicate with spacing spout (17) and spacing draw-in groove (19).
5. The ratchet shaft device for an operating switch according to claim 4, wherein: the groove diameters of the limiting sliding groove (17), the limiting connecting groove (18) and the limiting clamping groove (19) are equal to the diameter of the limiting rod (16), and fillets are formed in the limiting sliding groove (17), the limiting connecting groove (18) and the limiting clamping groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920596525.4U CN209818586U (en) | 2019-04-28 | 2019-04-28 | Pawl shaft device for operating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920596525.4U CN209818586U (en) | 2019-04-28 | 2019-04-28 | Pawl shaft device for operating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209818586U true CN209818586U (en) | 2019-12-20 |
Family
ID=68882039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920596525.4U Expired - Fee Related CN209818586U (en) | 2019-04-28 | 2019-04-28 | Pawl shaft device for operating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209818586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117944085A (en) * | 2024-03-22 | 2024-04-30 | 西安百润重工科技有限公司 | Self-aligning clamping mechanism |
-
2019
- 2019-04-28 CN CN201920596525.4U patent/CN209818586U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117944085A (en) * | 2024-03-22 | 2024-04-30 | 西安百润重工科技有限公司 | Self-aligning clamping mechanism |
| CN117944085B (en) * | 2024-03-22 | 2024-06-11 | 西安百润重工科技有限公司 | Self-aligning clamping mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20191220 Termination date: 20210428 |