CN2685016Y - Handle for socket spanner - Google Patents
Handle for socket spanner Download PDFInfo
- Publication number
- CN2685016Y CN2685016Y CN 200420019402 CN200420019402U CN2685016Y CN 2685016 Y CN2685016 Y CN 2685016Y CN 200420019402 CN200420019402 CN 200420019402 CN 200420019402 U CN200420019402 U CN 200420019402U CN 2685016 Y CN2685016 Y CN 2685016Y
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- CN
- China
- Prior art keywords
- handle
- connection
- cavity
- ratchet
- shaft
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a handle for the socket spanner, and the head part of the handle is provided with a socket connecting mechanism which comprises a cylindrical component. The cylindrical component is provided with a main connecting body whose upper part is a connecting cylinder and the lower part is a connecting square shaft. The connecting cylinder is provided with a shaft direction round hole, and the interior of the connecting cylinder is provided with a rotating shaft and a ratchet mechanism. The connecting square shaft is provided with a shaft direction connecting through hole which is communicated with the shaft direction round hole provided with a supporting platform. A rotating shaft is provided with a connecting internal shaft, and the side face of the connecting square shaft is provided with a first cavity which is communicated with the shaft direction connecting through hole, and a first steel bass is arranged in the first cavity. The lower part of the connecting internal shaft is provided with an end part which is provided with the assistant connecting internal shaft of a conical shaft matched with the first steel ball. The lower end of the rotating shaft is provided with a supporting seat; a fist spring whose both ends are supported on the supporting platform and the supporting seat is arranged between the rotating shaft and the main connecting body. The advantage of the utility model is to realize that the handle for the socket spanner is easy to connect fixedly, reliably, and stably with the socket, and the utility model can replace the socket voluntarily and do not influence the firmness and the reliability of the socket connection.
Description
Technical field
The utility model relates to a kind of box spanner, especially relates to a kind of handle of box spanner.
Background technology
Box spanner is as a kind of manual phase tool commonly used, be widely used in producing and various fields in life, it mainly is made up of a handle and the sleeve that is arranged on the handle head, head at handle has the bindiny mechanism that is connected with sleeve, bindiny mechanism on the handle of existing box spanner mainly comprises ratchet adjustable mechanism and is connected square shaft, the effect of ratchet adjustable mechanism is that the control spanner is rotated in the forward it or counter-rotating, and the effect that connects square shaft is to realize and being connected of sleeve.Connect being connected firmly between square shaft and the sleeve in order to make with reliable and stable, common way is in the side that connects square shaft one cavity to be set, in cavity, place one and connect steel ball, the surface that connects steel ball is a little more than the surface that connects square shaft, when the connection square shaft is connected with sleeve, firmly will connect in the connecting hole on the square shaft insertion sleeve, and one cavity is set in the relevant position of the inner surface of connecting hole, the ledge that connects steel ball is absorbed in the cavity of connecting hole, with this guarantee each other be connected firmly and reliable and stable.A kind of universal as disclosing in No. 98111879.8 Chinese utility model patent specifications that on August 9th, 2000, bulletin was authorized along the contrary continuous laborsaving reducing socket spanner that changes, it has the sleeve of minimizing quantity and is convenient to use at narrow space, can change torque direction and idle running backhaul arbitrarily, convenient and swift, time saving and energy saving advantage.But as can be seen, it has one and connects square shaft from application documents, and its side that connects square shaft is provided with a connection steel ball.A defective of this structure is exactly when the connecting hole on the square shaft insertion sleeve, owing to connect the surface of the surface of steel ball a little more than square shaft, therefore need apply that certain strength is rigid to be inserted square shaft in the connecting hole, the surface that connects steel ball can produce rigid friction with the inner face of connecting hole, if often change sleeve, can make to connect steel ball and be worn and progressively cause connection each other no longer firm; In addition, because the difference of machining accuracy, each sleeve is all inequality with the gap that is connected between the square shaft, tends to cause to connect cooperating or Tai Song and firm inadequately between square shaft and the connecting hole, or too tightly is difficult to insertion.
Summary of the invention
Technical problem to be solved in the utility model is the handle that a kind of box spanner is provided at above-mentioned prior art present situation, it can realize easily with sleeve between firm with reliable and stable being connected, can arbitrarily change sleeve and can not influence fastness and the reliability that sleeve connects.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of handle of box spanner, it includes handle main body and handle head, described handle head is provided with sleeve bindiny mechanism, described sleeve bindiny mechanism comprises a circle tube member, be provided with the connection main body by fixture in the described circle tube member, the top of described connection main body is a columniform connection cylinder, the bottom of described connection main body has been wholely set the connection square shaft, described connection cylinder is provided with axial circular hole, be provided with rotating shaft in the described axial circular hole, be provided with ratchet mechanism between described connection cylinder and the described circle tube member, described connection square shaft is provided with axial connecting through hole, described axial connecting through hole communicates with described axial circular hole, described axial connecting through hole radially dwindles with respect to described axial circular hole and forms a support platform, be connected with axle in the connection that is arranged in the described axial connecting through hole on the described rotary shaft body, the side of described connection square shaft is provided with first cavity that communicates with described axial connecting through hole, be provided with first steel ball in described first cavity, the bottom of axle is provided with axle in the auxiliary connection of radially dwindling in the described connection, the end of the interior axle of described auxiliary connection is provided with the taper axis body and cooperates with described first steel ball, the bottom of described rotating shaft is provided with supporting seat, described rotating shaft is provided with first spring with described the connection between the main body, the two ends of described first spring are supported on respectively on described support platform and the described supporting seat.
Described ratchet mechanism comprises second cavity that is arranged on the described connection cylinder, be provided with a ratchet in described second cavity, the both ends of described ratchet are provided with reverse ratchet symmetrically, the inner surface of described circle tube member is provided with internal gear, the centre of the inner surface of described ratchet is an arc surface, the two ends of the inner surface of described ratchet are the plane tangent with described arc surface, described ratchet is fixed together with the described cylinder that is connected by pivot pin, described ratchet can be around described pivot pin rotation, described rotating shaft comprises rotating shaft handle and rotary shaft body, described rotary shaft body is provided with the 3rd cavity, be provided with second spring and second steel ball in described the 3rd cavity, described second steel ball contacts with the inner surface of described ratchet.When the rotating shaft handle, with contacted second steel ball of ratchet inner surface ratchet is rotated around pivot pin, when second steel ball contacts the Different Plane at ratchet inner surface two ends, the ratchet of the corresponding end of ratchet outer surface matches with the internal gear of the inner surface of circle tube member, can make pinch bar to required direction turnbarrel, and when second steel ball contacted the arc surface of ratchet inner surface, the ratchet at ratchet two ends did not all match with internal gear, can realize the rotation of the positive and negative direction of spanner thus.
The bottom of described connection cylinder is provided with annular groove, and described fixture is arranged on the stage clip in the described annular groove, is fixed in the described circle tube member thereby will connect main body.
The front end of described handle main body is provided with bayonet socket, the tail end of described handle head is provided with projection, described projection is articulated in the described bayonet socket, the surface of described projection is provided with external gear, the bottom surface of described bayonet socket is provided with the 4th cavity, be provided with the 4th spring and the 3rd steel ball in described the 4th cavity, the cooperation that contacts with described external gear of described the 3rd steel ball.
Described first cavity is at the hatch bore diameter size of the described connection square shaft side diameter less than described first steel ball.Generally can be described first steel ball diameter 2/3rds.
Compared with prior art, advantage of the present utility model has been to change utilizes a steel ball to realize connecting connected mode firm and reliable and stable between square shaft and the sleeve simply in the prior art, by connecting the axial connecting through hole that setting communicates with axial circular hole on the square shaft, and on rotary shaft body, be connected with in the connection that is arranged in the axial connecting through hole axle, first steel ball that is used for being connected and fixed is arranged on first cavity that communicates with axial connecting through hole, and the bottom of axle is provided with axle in the auxiliary connection of radially dwindling in connecting, the end of axle is provided with the taper axis body in auxiliary the connection, when pressing lower rotary shaft, drive and connect interior axially motion down, make steel ball arrive the minor diameter part of taper axis body or axle place in auxiliary the connection, this moment, the steel ball retraction connected the side of square shaft, connected square shaft and can insert in the connecting hole of sleeve easily; Simultaneously first spring is set with being connected between the main body in rotating shaft, behind the connecting hole that connects square shaft insertion sleeve, the rotating shaft that relieving is pressed, being arranged on rotating shaft moves upward with first spring promotion taper axis body that is connected between the main body, make steel ball arrive the large-diameter portion of taper axis body, steel ball will be pushed out in the corresponding pit that protrudes in the connecting hole, and this moment connects square shaft and sleeve links together securely; The 3rd spring that is arranged in the annular groove that connects the cylinder bottom is for fixedly connected main body, and it can not come off from circle tube member; And bayonet socket is set at the front end of handle main body, tail end at the handle head is provided with projection, projection is articulated in the bayonet socket, the external gear that is arranged on lug surface be arranged on bayonet socket bottom surface the 4th cavity in the contacting to cooperate and then make the handle head can be adapted at some narrow spaces work in approximately-90 scope inner bendings of degree～+ 90 degree of the 3rd steel ball with respect to handle main body.The utility model can realize easily with sleeve between firm with reliable and stable being connected, can arbitrarily change sleeve and can not influence fastness and the reliability that sleeve connects.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the enlarged drawing of I part among Fig. 1;
Fig. 3 is the A-A cutaway view of Fig. 1;
Fig. 4 is the front view of the utility model embodiment two;
Fig. 5 is the vertical view of the utility model embodiment two.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Embodiment one: as Fig. 1～shown in Figure 3, a kind of handle of box spanner, comprise handle main body 1 and handle head 2, handle head 2 is provided with sleeve bindiny mechanism 3, sleeve bindiny mechanism 3 comprises a circle tube member 4, be provided with in the circle tube member 4 and connect main body 5, connecting main body 5 is fixed on the circle tube member 4 by a fixture 10, the top that connects main body 5 is a columniform connection cylinder 51, the bottom that connects main body 5 has been wholely set and has connected square shaft 52, connect cylinder 51 and be provided with axial circular hole 53, axially be provided with rotating shaft 6 in the circular hole 53, connect cylinder 51 and be provided with ratchet mechanism 7, connect square shaft 52 and be provided with axial connecting through hole 54, axially connecting through hole 54 communicates with axial circular hole 53, axially connecting through hole 54 radially dwindles with respect to axial circular hole 53 and forms a support platform 55, be connected with axle 8 in the connection that is arranged in the axial connecting through hole 54 in the rotating shaft 6, the side that connects square shaft 52 is provided with first cavity 56 that communicates with axial connecting through hole 54, be provided with first steel ball 57 in first cavity 56, the bottom of axle 8 is provided with axle 81 in the auxiliary connection of radially dwindling in connecting, the end of axle 81 is provided with taper axis body 82 in auxiliary the connection, the bottom of rotating shaft 6 is provided with supporting seat 83, rotating shaft 6 is provided with first spring 9 with being connected between the main body 5, the two ends of first spring 9 are supported on respectively on support platform 55 and the supporting seat 83, ratchet mechanism 7 comprises second cavity 71 that is arranged on the connection cylinder 52, be provided with a ratchet 72 in second cavity 71, the middle part of the extrados of ratchet 72 is an arc surface, both ends are provided with reverse ratchet 73 symmetrically, the inner surface of circle tube member 4 is provided with internal gear 41, the centre of the inner surface of ratchet 72 is an arc surface, the two ends of the inner surface of ratchet 72 are the plane tangent with arc surface, ratchet 72 by pivot pin 74 be connected cylinder 52 and be fixed together, ratchet 72 can be around pivot pin 74 rotations, rotating shaft 6 comprises rotating shaft handle 61 and rotary shaft body 62, rotary shaft body 62 is provided with the 3rd cavity 63, be provided with second spring 64 and second steel ball 65 in the 3rd cavity 63, second steel ball 65 contacts with the inner surface of ratchet 72, the bottom that connects cylinder 52 is provided with annular groove 58, here, fixture 10 is arranged on the stage clip in the annular groove 58, first cavity 56 is at the diameter of the hatch bore diameter size that connects square shaft 52 sides less than first steel ball 57, be generally first steel ball 57 diameter 2/3rds.
Embodiment two: as Fig. 1～shown in Figure 5, a kind of handle of box spanner, comprise handle main body 1 and handle head 2, handle head 2 is provided with sleeve bindiny mechanism 3, sleeve bindiny mechanism 3 comprises a circle tube member 4, be provided with in the circle tube member 4 and connect main body 5, connecting main body 5 is fixed on the circle tube member 4 by a fixture 10, the top that connects main body 5 is a columniform connection cylinder 51, the bottom that connects main body 5 has been wholely set and has connected square shaft 52, connect cylinder 51 and be provided with axial circular hole 53, axially be provided with rotating shaft 6 in the circular hole 53, connect cylinder 51 and be provided with ratchet mechanism 7, connect square shaft 52 and be provided with axial connecting through hole 54, axially connecting through hole 54 communicates with axial circular hole 53, axially connecting through hole 54 radially dwindles with respect to axial circular hole 53 and forms a support platform 55, be connected with axle 8 in the connection that is arranged in the axial connecting through hole 54 in the rotating shaft 6, the side that connects square shaft 52 is provided with first cavity 56 that communicates with axial connecting through hole 54, be provided with first steel ball 57 in first cavity 56, the bottom of axle 8 is provided with axle 81 in the auxiliary connection of radially dwindling in connecting, the end of axle 81 is provided with taper axis body 82 in auxiliary the connection, the bottom of rotating shaft 6 is provided with supporting seat 83, rotating shaft 6 is provided with first spring 9 with being connected between the main body 5, the two ends of first spring 9 are supported on respectively on support platform 55 and the supporting seat 83, ratchet mechanism 7 comprises second cavity 71 that is arranged on the connection cylinder 52, be provided with a ratchet 72 in second cavity 71, the middle part of the extrados of ratchet 72 is an arc surface, both ends are provided with reverse ratchet 73 symmetrically, the inner surface of circle tube member 4 is provided with internal gear 41, the centre of the inner surface of ratchet 72 is an arc surface, the two ends of the inner surface of ratchet 72 are the plane tangent with arc surface, ratchet 72 by pivot pin 74 be connected cylinder 52 and be fixed together, ratchet 72 can be around pivot pin 74 rotations, rotating shaft 6 comprises rotating shaft handle 61 and rotary shaft body 62, rotary shaft body 62 is provided with the 3rd cavity 63, be provided with second spring 64 and second steel ball 65 in the 3rd cavity 63, second steel ball 65 contacts with the inner surface of ratchet 72, the bottom that connects cylinder 52 is provided with annular groove 58, here, fixture 10 is arranged on the stage clip in the annular groove 58, first cavity 56 is at the diameter of the hatch bore diameter size that connects square shaft 52 sides less than first steel ball 57, be generally first steel ball 57 diameter 2/3rds, the front end of handle main body 1 is provided with bayonet socket 11, the tail end of handle head 2 is provided with projection 21, projection 21 is articulated in the bayonet socket 11, the surface of projection 21 is provided with external gear 22, the bottom surface of bayonet socket 11 is provided with the 4th cavity 12, be provided with the cooperation that contacts with external gear 22 of the 3rd spring 13 and the 3rd steel ball 14, the three steel balls 14 in the 4th cavity 12.
Claims (6)
1, a kind of handle of box spanner, it includes handle main body and handle head, described handle head is provided with sleeve bindiny mechanism, described sleeve bindiny mechanism includes circle tube member, be provided with the connection main body by fixture in the described circle tube member, the top of described connection main body is a columniform connection cylinder, the bottom of described connection main body has been wholely set the connection square shaft, described connection cylinder is provided with axial circular hole, be provided with rotating shaft in the described axial circular hole, be provided with ratchet mechanism between described connection cylinder and the described circle tube member, it is characterized in that described connection square shaft is provided with axial connecting through hole, described axial connecting through hole communicates with described axial circular hole, described axial connecting through hole radially dwindles with respect to described axial circular hole and forms a support platform, be connected with axle in the connection that is arranged in the described axial connecting through hole in the described rotating shaft, the side of described connection square shaft is provided with first cavity that communicates with described axial connecting through hole, be provided with first steel ball in described first cavity, the bottom of axle is provided with axle in the auxiliary connection of radially dwindling in the described connection, the end of the interior axle of described auxiliary connection is provided with the taper axis body and cooperates with described first steel ball, the bottom of described rotating shaft is provided with supporting seat, described rotating shaft is provided with first spring with described the connection between the main body, the two ends of described first spring are supported on respectively on described support platform and the described supporting seat.
2, the handle of a kind of box spanner as claimed in claim 1, it is characterized in that described ratchet mechanism comprises second cavity that is arranged on the described connection cylinder, be provided with a ratchet in described second cavity, the both ends of described ratchet are provided with reverse ratchet symmetrically, the inner surface of described circle tube member is provided with internal gear, the centre of the inner surface of described ratchet is an arc surface, the two ends of the inner surface of described ratchet are the plane tangent with described arc surface, described ratchet is fixed together with the described cylinder that is connected by pivot pin, described ratchet can be around described pivot pin rotation, described rotating shaft comprises rotating shaft handle and rotary shaft body, described rotary shaft body is provided with the 3rd cavity, be provided with second spring and second steel ball in described the 3rd cavity, described second steel ball contacts with the inner surface of described ratchet.
3, the handle of a kind of box spanner as claimed in claim 2, the bottom that it is characterized in that described connection cylinder is provided with annular groove, described fixture is arranged on the stage clip in the described annular groove, thereby described connection main body is fixed in the described circle tube member.
4, the handle of a kind of box spanner as claimed in claim 1, the front end that it is characterized in that described handle main body is provided with bayonet socket, the tail end of described handle head is provided with projection, described projection is articulated in the described bayonet socket, the surface of described projection is provided with external gear, the bottom surface of described bayonet socket is provided with the 4th cavity, is provided with the 3rd spring and the 3rd steel ball in described the 4th cavity, the cooperation that contacts with described external gear of described the 3rd steel ball.
5,, it is characterized in that described first cavity is at the hatch bore diameter size of the described connection square shaft side diameter less than described first steel ball as the handle of claim 1 or 4 described a kind of box spanners.
6, the handle of a kind of box spanner as claimed in claim 5, it is characterized in that the hatch bore diameter of described first cavity in described connection square shaft side be of a size of described first steel ball diameter 2/3rds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420019402 CN2685016Y (en) | 2004-01-09 | 2004-01-09 | Handle for socket spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420019402 CN2685016Y (en) | 2004-01-09 | 2004-01-09 | Handle for socket spanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2685016Y true CN2685016Y (en) | 2005-03-16 |
Family
ID=34669134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420019402 Expired - Fee Related CN2685016Y (en) | 2004-01-09 | 2004-01-09 | Handle for socket spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2685016Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938074A (en) * | 2018-07-11 | 2018-12-07 | 上海锐植医疗器械有限公司 | A kind of ratchet handle |
-
2004
- 2004-01-09 CN CN 200420019402 patent/CN2685016Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938074A (en) * | 2018-07-11 | 2018-12-07 | 上海锐植医疗器械有限公司 | A kind of ratchet handle |
| CN108938074B (en) * | 2018-07-11 | 2021-03-02 | 上海锐植医疗器械有限公司 | Ratchet wheel handle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |