CN203029364U - Combined adjustable clamp - Google Patents

Combined adjustable clamp Download PDF

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Publication number
CN203029364U
CN203029364U CN 201220724721 CN201220724721U CN203029364U CN 203029364 U CN203029364 U CN 203029364U CN 201220724721 CN201220724721 CN 201220724721 CN 201220724721 U CN201220724721 U CN 201220724721U CN 203029364 U CN203029364 U CN 203029364U
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CN
China
Prior art keywords
clamping block
pitman
internal clamping
fixture block
outer fixture
Prior art date
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.)
Expired - Lifetime
Application number
CN 201220724721
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Chinese (zh)
Inventor
李书凡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Keyi Bangen Medical Devices Technology Co ltd
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 201220724721 priority Critical patent/CN203029364U/en
Application granted granted Critical
Publication of CN203029364U publication Critical patent/CN203029364U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

A combined adjustable clamp comprises a connecting bolt, a spherical gasket, a spicule outer clamping block, a spicule inner clamping block, a cylindrical spring, a first connecting rod inner clamping block, a wire threaded insert, a first connecting rod outer clamping block and a stop screw. The spherical gasket, the spicule outer clamping block, the spicule inner clamping block, the cylindrical spring, the first connecting rod inner clamping block and the first connecting rod outer clamping block are sequentially and penetratingly arranged on the connecting bolt. The stop screw is fixed at the tail of the connecting bolt. The cylindrical spring is positioned in a groove area between the spicule inner clamping block and the first connecting inner block. Columnar grooves are respectively reserved on one surface, opposite to first connecting inner clamping block, of the spicule inner clamping block and on one surface, opposite to the spicule inner clamping block, of the first connecting inner clamping block. The cylindrical spring is encircled by the columnar grooves. With the combined adjustable clamp which is convenient to assemble, operation is facilitated, and positioning can be performed quickly, so that the combined adjustable clamp is an important component for orthopedic external fixation.

Description

A kind of combination type self-adjusting pliers
Technical field
This utility model is a kind of fixation clamp of orthopaedics exterior fixation bracket, particularly a kind of combination type self-adjusting pliers.
Background technology
The orthopaedics exterior fixation bracket is a kind of operating theater instruments that is used for the treatment of multiple orthopaedic disease, and this apparatus need be fixed on the position of human lesion by stationary clamp.Flexible and changeable, easy for installation, save operating time, can be to realize three-dimensional clamping.Existing fixed folder overall weight is big, and complexity is installed, and adjustment capability is low, and subject range is narrow, uses inconvenient.
The utility model content
The purpose of this utility model provides a kind of combination type self-adjusting pliers.It is multiple functional, structure is reasonable, simply use, fix reliable, superior, the facilitating operation of mechanical property, locatees fast, and is easy to assembly simple and direct, is the vitals that orthopaedics is fixed outward.
For achieving the above object, this utility model is taked following technical scheme:
A kind of combination type self-adjusting pliers is characterized in that: it includes connecting bolt (1), ball-type packing ring (2), outer fixture block, internal clamping block, cylindrical spring (5), the first pitman internal clamping block (6), steel-wire screw-socket (7), the outer fixture block of first pitman even (8), stop screw (9); The outer fixture block (8) of described ball-type packing ring (2), outer fixture block, internal clamping block, cylindrical spring (5), the first pitman internal clamping block (6) and first pitman is arranged on the connecting bolt (1) successively, and stop screw (9) is fixed on the afterbody of connecting bolt (1); Cylindrical spring (5) is positioned at the recessed groove district in the middle of internal clamping block and the first pitman internal clamping block (6), internal clamping block is respectively equipped with cylindrical groove (18) with the relative one side of the first pitman internal clamping block (6), and two cylindrical groove (18) are trapped among cylindrical spring (5) wherein; The one side that outer fixture block is relative with internal clamping block is respectively equipped with fan-shaped little groove (14) and the fan-shaped small boss (15) of cooperation, and the one side that the first pitman internal clamping block (6) is relative with the outer fixture block (8) of first pitman also is respectively equipped with fan-shaped small boss (19) and the fan-shaped little groove (20) of cooperation; The first pitman internal clamping block (6) is provided with first with outer fixture block (8) opposite face of first pitman and is connected bar V type groove (11); Steel-wire screw-socket (7) is fixed in the thread groove (25) of the outer fixture block (8) of first pitman.
Described internal clamping block and the relative one side of the first pitman internal clamping block (6) are respectively equipped with the little tooth in plane (23) radially.
Described outer fixture block is the outer fixture block (3) of spicule, and described internal clamping block is spicule internal clamping block (4), and the outer fixture block (3) of described spicule is provided with spicule clip slot (10) with spicule internal clamping block (4) opposite face.
Described spicule clip slot (10) is surrounded by hexagonal angle face, arc surface (17) on hexagonal angle face, arc surface (16) and the spicule internal clamping block (4) on the outer fixture block (3) of spicule; Described first connects bar V type groove (11) is surrounded by hexagonal angle face, arc surface (21) on the outer fixture block (8) of the hexagonal angle face on the first pitman internal clamping block (6), arc surface (22) and first pitman.
The outer end of described outer fixture block (3) is provided with spherical groove (13), is provided with spherical washer (2) in the spherical groove (13).
The outer end of the outer fixture block (8) of described first pitman is provided with cannelure (24), and stop screw (9) is located in the cannelure (24).
Described outer fixture block is the outer fixture block (12) of second pitman, described spicule internal clamping block is the second pitman internal clamping block (41), and the outer fixture block (12) of described second pitman is provided with second with second pitman internal clamping block (41) opposite face and is connected bar V type groove (101).
Described second connects bar V type groove (101), is surrounded by hexagonal angle face, arc surface (171) on hexagonal angle face, arc surface (161) and the second pitman internal clamping block (41) on the outer fixture block (12) of second pitman; Described first connects bar V type groove (11) is surrounded by hexagonal angle face, arc surface (21) on the outer fixture block (8) of the hexagonal angle face on the first pitman internal clamping block (6), arc surface (22) and first pitman.
Described connecting bolt (1) head is provided with straight knurling and interior hexagonal hole.
Described stop screw afterbody offers two little locating holes (26).
The beneficial effects of the utility model are: owing to be provided with cylindrical spring, so spicule clip slot and is connected bar V type groove and has retractility is convenient to clamping or taking-up spicule and pitman very much; Because the outer fixture block of spicule and spicule internal clamping block are provided with two V-type grooves, so guarantee that spicule and pitman are non-slip; Because the spicule internal clamping block one side relative with the pitman internal clamping block is respectively equipped with the little tooth in plane radially, relatively rotates so can prevent spicule internal clamping block and pitman internal clamping block; By tightening stop screw, can hold spicule and pitman tighter; This utility model facilitating operation, the location is easy to assembly simple and direct fast, can realize three-dimensional clamping, is the vitals of orthopaedics external fixer.This utility model comprises two kinds of embodiment, and first kind of embodiment is pin, rod set clip, and second kind of embodiment is rod, rod set clip, and two kinds of embodiment are suitable for the clinical use of orthopaedics.
Description of drawings
Fig. 1 is this utility model first example structure sketch map;
Fig. 2 is the connecting bolt structural representation;
Fig. 3 is ball-type gasket construction sketch map;
Fig. 4 is the outer fixture block structural representation of spicule;
Fig. 5 is spicule internal clamping block structural representation;
Fig. 6 is pitman internal clamping block structural representation;
Fig. 7 is that the outer fixture block of pitman links the structure sketch map;
Fig. 8 is the stop screw structural representation;
Fig. 9 is this utility model second example structure sketch map;
Figure 10 is outer fixture block 2 structural representations of pitman;
Figure 11 is the second pitman internal clamping block, 41 structural representations;
Figure 12 is the little toothing sketch map in plane;
Drawing reference numeral:
1, connecting bolt; 2, ball-type packing ring; 3, the outer fixture block of spicule;
4, spicule internal clamping block; 5, cylindrical spring; 6, the first pitman internal clamping block;
7, steel-wire screw-socket; 8, the outer fixture block of first pitman; 9, stop screw;
10, spicule clip slot; 11, first connects bar V type groove; 12, the outer fixture block of second pitman;
13, spherical groove; 14, fan-shaped little groove; 15, fan-shaped small boss;
16, hexagonal angle face, arc surface; 17, hexagonal angle face, arc surface;
18, cylindrical groove; 19, fan-shaped small boss; 20, fan-shaped little groove;
21, hexagonal angle face, arc surface; 22, hexagonal angle face, arc surface;
23, the little tooth in plane; 24, cannelure; 25, thread groove;
26, locating hole; 101; Second connects bar V type groove; 161, hexagonal angle face, arc surface;
171, hexagonal angle face, arc surface; 41, the second pitman internal clamping block.
The specific embodiment
Referring to Fig. 1~shown in Figure 12: a kind of combination type self-adjusting pliers, it includes, and connecting bolt 1, ball-type packing ring 2, outer fixture block, internal clamping block, cylindrical spring 5, the first pitman internal clamping block 6, steel-wire screw-socket 7, the outer fixture block of first pitman connect 8, stop screw 9; The outer fixture block 8 of described ball-type packing ring 2, outer fixture block, internal clamping block, cylindrical spring 5, the first pitman internal clamping block 6 and first pitman is arranged on the connecting bolt 1 successively, and stop screw 9 is fixed on the afterbody of connecting bolt 1; Cylindrical spring 5 is positioned at the recessed groove district in the middle of internal clamping block and the first pitman internal clamping block 6, and internal clamping block is respectively equipped with 18, two cylindrical groove 18 of cylindrical groove with the first pitman internal clamping block, 6 relative one sides cylindrical spring 5 is trapped among wherein; The one side that outer fixture block is relative with internal clamping block is respectively equipped with fan-shaped small boss 19 and the fan-shaped little groove 20 that the outer fixture block 8 relative one sides of the fan-shaped little groove 14 of cooperation and fan-shaped small boss 15, the first pitman internal clamping blocks 6 and first pitman also are respectively equipped with cooperation; The first pitman internal clamping block 6 is provided with first with outer fixture block 8 opposite faces of first pitman and is connected bar V type groove 11; Steel-wire screw-socket 7 is fixed in the thread groove 25 of the outer fixture block 8 of first pitman.
Described internal clamping block and the first pitman internal clamping block, 6 relative one sides are respectively equipped with the little tooth 23 in plane radially.
Described outer fixture block is the outer fixture block 3 of spicule, and described internal clamping block is spicule internal clamping block 4, and the outer fixture block 3 of described spicule is provided with spicule clip slot 10 with spicule internal clamping block 4 opposite faces.
Described spicule clip slot 10 is surrounded by hexagonal angle face, arc surface 17 on hexagonal angle face, arc surface 16 and the spicule internal clamping block 4 on the outer fixture block 3 of spicule; Described first connects bar V type groove 11 is surrounded by hexagonal angle face, arc surface 21 on the outer fixture block 8 of the hexagonal angle face on the first pitman internal clamping block 6, arc surface 22 and first pitman.
The outer end of described outer fixture block 3 is provided with spherical groove 13, is provided with spherical washer 2 in the spherical groove 13.
The outer end of the outer fixture block 8 of described first pitman is provided with cannelure 24, and stop screw 9 is located in the cannelure 24.
Described outer fixture block is the outer fixture block 12 of second pitman, and described internal clamping block is the second pitman internal clamping block 41, and the outer fixture block 12 of described second pitman and the second pitman internal clamping block, 41 opposite faces are provided with second and are connected bar V type groove 101(and see shown in Figure 9).
Described second connects bar V type groove 101, is surrounded (seeing Fig. 9, Figure 10, shown in Figure 11) by hexagonal angle face, arc surface 171 on hexagonal angle face, arc surface 161 and the second pitman internal clamping block 41 on the outer fixture block 12 of second pitman; Described first connects bar V type groove 11 is surrounded (seeing Fig. 1, Fig. 6, shown in Figure 7) by hexagonal angle face, arc surface 21 on the outer fixture block 8 of the hexagonal angle face on the first pitman internal clamping block 6, arc surface 22 and first pitman.
Described connecting bolt 1 head is provided with straight knurling and interior hexagonal hole.
Described stop screw afterbody offers two little locating holes 26.
This utility model comprises two kinds of embodiment, and first kind of embodiment comprises spicule clip slot and pitman clip slot, when specifically using, is that spicule is inserted spicule clip slot 10, pitman is inserted first connect bar V type groove 11, tightens stop screw 9 again and gets final product; Second kind of embodiment comprises that first connects bar V type groove 10, the second connection bar V type groove 101, when specifically using first pitman inserted second and connects bar V type groove 101, second pitman inserted first connect bar V type groove 11, tightens stop screw 9 again and gets final product.
Owing to be provided with cylindrical spring 5, so being connected bar V type groove 11 with first, spicule clip slot 10 has retractility, be convenient to very much clamp or take out spicule and pitman; Because the outer fixture block 8 of the outer fixture block 3 of spicule and spicule internal clamping block 4, the first pitman internal clamping block 6 and first pitman is provided with two V-type grooves, so guarantee that spicule and pitman are non-slip; Because spicule internal clamping block 4 and the first pitman internal clamping block, 6 relative one sides are respectively equipped with the little tooth 23 in plane radially, relatively rotate so can prevent spicule internal clamping block 4 and the first pitman internal clamping block 6; By tightening stop screw 9, can hold spicule and pitman tighter; This utility model facilitating operation, the location is easy to assembly simple and direct fast, can realize three-dimensional clamping, is the vitals of orthopaedics external fixer.This utility model comprises two kinds of embodiment, and first kind of embodiment is pin, rod set clip, and second kind of embodiment is rod, rod set clip, and two kinds of embodiment are suitable for the clinical use of orthopaedics.

Claims (10)

1. combination type self-adjusting pliers is characterized in that: it includes connecting bolt (1), ball-type packing ring (2), outer fixture block, internal clamping block, cylindrical spring (5), the first pitman internal clamping block (6), steel-wire screw-socket (7), the outer fixture block (8) of first pitman, stop screw (9); The outer fixture block (8) of described ball-type packing ring (2), outer fixture block, internal clamping block, cylindrical spring (5), the first pitman internal clamping block (6) and first pitman is arranged on the connecting bolt (1) successively, and stop screw (9) is fixed on the afterbody of connecting bolt (1); Cylindrical spring (5) is positioned at the recessed groove district in the middle of internal clamping block and the first pitman internal clamping block (6), internal clamping block is respectively equipped with cylindrical groove (18) with the relative one side of the first pitman internal clamping block (6), and two cylindrical groove (18) are trapped among cylindrical spring (5) wherein; The one side that outer fixture block is relative with internal clamping block is respectively equipped with fan-shaped little groove (14) and the fan-shaped small boss (15) of cooperation, and the one side that the first pitman internal clamping block (6) is relative with the outer fixture block (8) of first pitman also is respectively equipped with fan-shaped small boss (19) and the fan-shaped little groove (20) of cooperation; The first pitman internal clamping block (6) is provided with first with outer fixture block (8) opposite face of first pitman and is connected bar V type groove (11); Steel-wire screw-socket (7) is fixed in the thread groove (25) of the outer fixture block (8) of first pitman.
2. a kind of combination type self-adjusting pliers according to claim 1 is characterized in that: described internal clamping block and the relative one side of the first pitman internal clamping block (6) are respectively equipped with the little tooth in plane (23) radially.
3. a kind of combination type self-adjusting pliers according to claim 1, it is characterized in that: described outer fixture block is the outer fixture block (3) of spicule, described internal clamping block is spicule internal clamping block (4), and the outer fixture block (3) of described spicule is provided with spicule clip slot (10) with spicule internal clamping block (4) opposite face.
4. a kind of combination type self-adjusting pliers according to claim 3, it is characterized in that: described spicule clip slot (10) is surrounded by hexagonal angle face, arc surface (17) on hexagonal angle face, arc surface (16) and the spicule internal clamping block (4) on the outer fixture block (3) of spicule; Described first connects bar V type groove (11) is surrounded by hexagonal angle face, arc surface (21) on the outer fixture block (8) of the hexagonal angle face on the first pitman internal clamping block (6), arc surface (22) and first pitman.
5. a kind of combination type self-adjusting pliers according to claim 4, it is characterized in that: the outer end of described outer fixture block (3) is provided with spherical groove (13), is provided with spherical washer (2) in the spherical groove (13).
6. a kind of combination type self-adjusting pliers according to claim 5 is characterized in that: the outer end of the outer fixture block (8) of described first pitman is provided with cannelure (24), and stop screw (9) is located in the cannelure (24).
7. a kind of combination type self-adjusting pliers according to claim 1, it is characterized in that: described outer fixture block is the outer fixture block (12) of second pitman, described internal clamping block is the second pitman internal clamping block (41), and the outer fixture block (12) of described second pitman is provided with second with second pitman internal clamping block (41) opposite face and is connected bar V type groove (101).
8. a kind of combination type self-adjusting pliers according to claim 7, it is characterized in that: described second connects bar V type groove (101), is surrounded by hexagonal angle face, arc surface (171) on hexagonal angle face, arc surface (161) and the second pitman internal clamping block (41) on the outer fixture block (12) of second pitman; Described first connects bar V type groove (11) is surrounded by hexagonal angle face, arc surface (21) on the outer fixture block (8) of the hexagonal angle face on the first pitman internal clamping block (6), arc surface (22) and first pitman.
9. according to Claim 8 or 6 described a kind of combination type self-adjusting pliers, it is characterized in that: described connecting bolt (1) head is provided with straight knurling and interior hexagonal hole.
10. a kind of combination type self-adjusting pliers according to claim 9, it is characterized in that: described stop screw afterbody offers two little locating holes (26).
CN 201220724721 2012-12-25 2012-12-25 Combined adjustable clamp Expired - Lifetime CN203029364U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220724721 CN203029364U (en) 2012-12-25 2012-12-25 Combined adjustable clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220724721 CN203029364U (en) 2012-12-25 2012-12-25 Combined adjustable clamp

Publications (1)

Publication Number Publication Date
CN203029364U true CN203029364U (en) 2013-07-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220724721 Expired - Lifetime CN203029364U (en) 2012-12-25 2012-12-25 Combined adjustable clamp

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CN (1) CN203029364U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103521633A (en) * 2013-10-16 2014-01-22 江苏同力机械有限公司 Clamp
CN104622526A (en) * 2014-02-22 2015-05-20 宋若怡 Elastic skin expander and skin traction system and cant hook fixing system thereof
CN105943141A (en) * 2016-06-09 2016-09-21 苏州爱得科技发展股份有限公司 Medical macromolecular extraosseous fixing device
WO2017071105A1 (en) * 2015-10-27 2017-05-04 马克 External fixation locking device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103521633A (en) * 2013-10-16 2014-01-22 江苏同力机械有限公司 Clamp
CN104622526A (en) * 2014-02-22 2015-05-20 宋若怡 Elastic skin expander and skin traction system and cant hook fixing system thereof
CN104622526B (en) * 2014-02-22 2019-09-13 宋若怡 Cutis elastica expander and its skin traction system, shank fixed system
WO2017071105A1 (en) * 2015-10-27 2017-05-04 马克 External fixation locking device
CN105943141A (en) * 2016-06-09 2016-09-21 苏州爱得科技发展股份有限公司 Medical macromolecular extraosseous fixing device
CN105943141B (en) * 2016-06-09 2018-07-10 苏州爱得科技发展股份有限公司 A kind of medical high polymer bone external fixation device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Li Shufan

Inventor after: Guo Qian

Inventor before: Li Shufan

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20180717

Address after: 100176 1 Beijing economic and Technological Development Zone 11 11 Jinghai road.

Patentee after: BEIJING KEYI BANGEN MEDICAL DEVICES TECHNOLOGY Co.,Ltd.

Address before: 100176 Beijing city Daxing District Beijing economic and Technological Development Zone Chuang six Street No. 100

Patentee before: Li Shufan

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20130703