CN203354600U - Clamping device and clamp pushing portion thereof - Google Patents
Clamping device and clamp pushing portion thereof Download PDFInfo
- Publication number
- CN203354600U CN203354600U CN 201320387332 CN201320387332U CN203354600U CN 203354600 U CN203354600 U CN 203354600U CN 201320387332 CN201320387332 CN 201320387332 CN 201320387332 U CN201320387332 U CN 201320387332U CN 203354600 U CN203354600 U CN 203354600U
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- clamp
- pipe
- intermediate plate
- holder
- collet chuck
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Abstract
The utility model discloses a clamping device and a clamp pushing portion. The clamp pushing portion comprises a clamp pipe fixing base, a strutting pipe and a flexible spring pipe, an elastic barrel clamp structure is arranged at the front end of the clamp pipe fixing base, the strutting pipe is inserted into an inner hole of the clamp pipe fixing base to strut the barrel clamp head portion of the clamp pipe fixing base, the barrel clamp head portion of the strutted clamp pipe fixing base is fastened with the connecting portion at the rear end of a clamp pipe in a limiting mode, wherein the barrel clamp head portion of the clamp pipe fixing base is sleeved with the clamp pipe, the far end of the flexible spring pipe is fixedly connected with the clamp pipe fixing base, a flexible central spindle is arranged in the flexible spring pipe in a penetrating mode, the far end of the flexible central spindle is fixedly connected with a connecting pipe, the connecting pipe is sleeved with the strutting pipe, the connecting pipe is provided with a flange, the external diameter of the flange is larger than the internal diameter of the strutting pipe, and the external diameter of the barrel clamp head portion of the clamp pipe fixing base is smaller than the internal diameter of the connecting portion of the clamp pipe in the natural state. According to the technical scheme, the clamping device and the clamp pushing portion are simple in structure, convenient to operate, reliable in connection, and low in manufacturing cost.
Description
Technical field
This utility model relates to the clamping device that a kind of scope is inspected lower use, specifically, is a kind ofly for scope, to inspect clamping device and the clamp push part thereof that lower grasping tissue reaches closing wound, labelling, other apparatus purpose of anchoring.
Background technology
Along with the development of digestive endoscopy treatment technology, many digestive pathologies, all need directly to use clamping device to be treated such as the treatment of gastral mucosa defect, hemorrhagic ulcer, tiny arterial hemorrhage, middle-size and small-size polyp, colonic diverticulum; The labelling that clamping device also can be used as under scope and X-ray supervision is used; Clamping device also can be used as the anchor of raising the apparatuses such as pipe and is used; The closed blood processor that clamping device even can be used as the perforation of expectant treatment the intestines and stomach is used.
In prior art, use following clamping device, grasping tissue carries out wound closure, hemostasis, labelling, anchoring:
In the patent documentation that the number of patent application of announcing in China is CN200980123274.7, monoblock type intermediate plate near-end is fixed in utricule, intermediate plate furthers in the clamp pipe that the stiff end of intermediate plate is fixed can not perk, thereby its stiff end easily surrenders bending, the distance of dehiscing of intermediate plate when impact is opened again; Between its clamp and push part, adopt Clip Reed to be connected, clamp can not rotate relatively with push part like this, can not realize the spinfunction of clamp; This apparatus does not have unlocking function, and the preliminary closure of intermediate plate need maintain sizeable back pull and maintain, can not release after the wrong operation locking of intermediate plate.
In the patent documentation that the number of patent application of announcing in China is CN201220250652.7, this apparatus does not have unlocking function, and the preliminary closure of intermediate plate need maintain sizeable back pull and maintain, can not release after the wrong operation locking of intermediate plate; And the hole of opening on the connector claw of stationary clamp penetrates elastic ring and keeps the claw closure, the manufacture of this part and assembling are all complicated; The eseparation ring that connects two intermediate plates, the manufacture of this part and assembling are all complicated; This apparatus is mechanism without spin also.
In the patent documentation that the number of patent application of announcing in China is CN201220160369.5, the four-bar linkage structure that chuck and connecting rod form is arranged in base of the carrier head, base of the carrier head is drawn in adapter sleeve, base of the carrier head is without retaining mechanism, when tissue is wriggled, chuck easily again skids off adapter sleeve and opens, and finally causes clamping to lose efficacy.This apparatus is mechanism without spin also.
Summary of the invention
In order to solve above-mentioned technical problem, the purpose of this utility model is to provide a kind of clamping device and clamp push part thereof reliably rational in infrastructure, compact, and releasing structure is simple, easy to operate, connection is reliable, low cost of manufacture.
To achieve the above object, this utility model has adopted following technical scheme:
A kind of clamp push part of clamping device, comprise clamp pipe holder, strut pipe and flexible pellet reed pipe, clamp pipe holder front end has elastic collet chuck structure, thereby strut the rise collet chuck head of clamp pipe holder of internal holes support that pipe inserts clamp pipe holder, the connecting portion snapping of the collet chuck head of the clamp pipe holder that support is risen and sheathed clamp pipe rear end on it is spacing; The far-end of described flexible pellet reed pipe is fixedly connected with clamp pipe holder, flexible pellet reed pipe inside is equipped with flexible mandrel, the far-end of flexible mandrel is fixedly connected with pipe, the sheathed described pipe that struts on connection tube, described connection tube is flanged (FLGD) tubular member, its flange outer diameter is greater than and struts bore, and wherein, the collet chuck head outer diameter of the intermediate plate holder under naturalness is less than the internal diameter of the connecting portion of clamp pipe.
As preferably, described clamp pipe holder front end is provided with collet chuck head, collet chuck cervical region and internal holes, and the external diameter of its collet chuck head is greater than the external diameter of collet chuck cervical region, and the internal diameter of internal holes is less than the external diameter that struts pipe, and the front end that struts pipe is subject to the bottom surface, hole of internal holes spacing.
As preferably, the internal diameter of described clamp pipe is greater than the internal diameter of its connecting portion.
As preferably, the near-end of described flexible pellet reed pipe is fixedly connected with handle, and the near-end of described flexible mandrel is fixedly connected with the slip handgrip on handle.
A kind of clamping device, comprise clamp operating portion, clamp push part as above and clamp section, the far-end of the flexible mandrel in the clamp operating portion is fixedly connected with the connection tube in clamp section, flexible pellet reed pipe on flexible mandrel in sheathed clamp push part, the near-end connecting clamp operating portion of flexible pellet reed pipe, the far-end stationary clamp pipe holder of flexible pellet reed pipe, the clamp pipe in clamp pipe holder and clamp section removably connects.
Described clamp section, comprise intermediate plate, intermediate plate holder, clamp pipe, intermediate plate backing pin, connector, connection tube, unlock piece and intermediate plate connecting pin, the rear end of described connector is inserted in connection tube and is fixed, thereby the front end of connector and intermediate plate holder are flexibly connected and can pull the intermediate plate holder to move backward, connector has an easy breaking off section, unlock piece is set on connector and by spacing before and after connector and connection tube, the stiff end of two intermediate plates inserts the intermediate plate holder and is connected with the intermediate plate holder by the intermediate plate connecting pin, described intermediate plate holder is placed in clamp pipe inside and can moves forward and backward, thereby the intermediate plate backing pin is fixed in the front portion restriction intermediate plate holder of clamp pipe skids off the clamp pipe, the clamp tube wall is provided with elastic reed, thereby this reed can form with the locking face of intermediate plate holder the fit structure of monodirectional locking to sinking into, described unlock piece is provided with and can promotes the push-and-pull face that the intermediate plate holder moves forward and can strut the wedge surface that reed is realized release.
For convenience, this utility model by the clamp pipe axially in two intermediate plates stretch out before the direction of opening is considered as, after being in the other direction, similarly, miscellaneous part be take near clamp section as front, on the contrary after being.Intermediate plate backing pin described in the utility model refers to the arbitrary shape parts such as rod, bar, piece or plate that can limit the intermediate plate holder and skid off the clamp pipe, and it can be individual components, also can be molded directly within on the clamp pipe.Intermediate plate connecting pin described in the utility model refers to and can position the stiff end of intermediate plate or the spacing arbitrary shape parts such as rod, bar, piece or plate, and it can be individual components, also can be molded directly within on the intermediate plate holder.
In the technical program, the intermediate plate holder is placed at clamp pipe inside, can move to axial, the locking face of the resilient reed of clamp tube wall and intermediate plate holder can form the structure of unidirectional locking, no matter be pre-lock or the locking of last positioning clamping, the locking of intermediate plate holder does not need the external world that any active force of the state of maintaining is provided, and pre-lock construction is more stable, reliable, convenient; Unlock piece and intermediate plate holder can relatively move, and when the intermediate plate holder, in latched position, unlock piece does not exert an influence to latch-up structure, but, unlock piece is subject to can wedge under the elastic spring on the clamp tube wall after forward thrust, backs down the reed of restriction intermediate plate holder reach, thereby realizes release.
As preferably, described unlock piece front end and intermediate plate holder are circumferentially fixing, and unlock piece rear end and connection tube are circumferentially fixed.By the flexible mandrel of the driven by rotating wheel on the clamp operating portion, rotate like this, flexible mandrel is fixedly connected with connection tube, connection tube drives unlock piece and rotates, unlock piece drives the intermediate plate holder and rotates, the intermediate plate holder drives two intermediate plates by the intermediate plate connecting pin and rotates, two intermediate plates drive the clamp pipe by the intermediate plate backing pin and rotate, thereby realize the spinfunction of whole clamp section.The spinfunction of clamp section, can provide best clamping angle, promoted the accuracy rate of clamping operation.
As preferably, described intermediate plate comprises stiff end, linkage section and clamping part, and the stiff end of intermediate plate is provided with slotted hole, thereby intermediate plate connecting pin and slotted hole are matched in clearance, both relatively move before and after can doing, and linkage section can fit in the clamp pipe.Described intermediate plate holder is provided with the wedge groove, and the stiff end of intermediate plate can move up and down along the wedge groove face.Like this, intermediate plate and intermediate plate holder adopt and are flexibly connected, and intermediate plate can be cooked front and back and upper and lower moving among a small circle relative to the intermediate plate holder; After the intermediate plate closure is tightened to the clamp pipe, the stiff end of two intermediate plates can outwards move, and has reduced constraint, has avoided surrender; After the intermediate plate closure is tightened to the clamp pipe, two intermediate plate stiff ends can inwardly move, and the angle of two intermediate plates increases, thereby have strengthened the extended distance of two intermediate plates.
As preferably, described unlock piece is provided with wedging section, thereby this wedging section coordinates both to relatively move front and back with the mounting groove on the intermediate plate holder, the front end of this wedging section is provided with wedge surface, when the reed on the clamp pipe coordinates with the locking face monodirectional locking of intermediate plate holder, the wedging section of unlock piece can be subject to forward thrust to wedge under the reed of clamp pipe and back down the reed of restriction intermediate plate holder reach.The wedging section of unlock piece coordinates with the intermediate plate holder, has realized that both are circumferentially fixing and move axially, and the realization that makes unlocking function and spinfunction is advantages of simple more.
This utility model is owing to having adopted above technical scheme, and clamping device is simple and reasonable, the clamping locking is reliable and stable, intermediate plate can repeat folding, clamp can repeatedly be reorientated clamping.This utility model clamp push part has the advantages such as releasing structure is simple, easy to operate, connection is reliable, low cost of manufacture.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
The schematic perspective view that Fig. 2 is this utility model clamp section (saving clamp pipe and intermediate plate backing pin);
The structural representation that Fig. 3 is this utility model clamp section (saving clamp pipe and intermediate plate backing pin);
The schematic perspective view that Fig. 4 is intermediate plate;
The schematic perspective view that Fig. 5 is the intermediate plate holder;
The part section schematic perspective view that Fig. 6 is the clamp pipe;
The schematic perspective view that Fig. 7 is connector;
The schematic perspective view that Fig. 8 is connection tube;
The schematic perspective view that Fig. 9 is unlock piece;
The complete section face schematic diagram that Figure 10 is clamp pipe holder;
The complete section schematic diagram that Figure 11 is the pre-locking of intermediate plate holder;
The partial cutaway schematic perspective view that Figure 12 is the pre-locking of intermediate plate holder;
The complete section schematic diagram that Figure 13 is the release of intermediate plate holder;
Figure 14 is that connector is pulled off, struts pipe by the complete section schematic diagram of the state of post-tensioning;
The schematic diagram that Figure 15 is the clamp release conditions.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is made a detailed explanation.
Embodiment 1:
A kind of clamping device as shown in Figure 1, comprise clamp operating portion 300, clamp push part 200 and clamp section 100, and clamp section 100 is for clamping tissue; Clamp push part 200 is advanced human body for pushing clamp section 110, connecting clamp section 100 and clamp operating portion 200; Clamp operating portion 300 carries out work for operating clamp section 100; The far-end of the flexible mandrel 340 in clamp operating portion 300 is fixedly connected with the connection tube 160 in clamp section 100, flexible pellet reed pipe 230 on flexible mandrel 340 in sheathed clamp push part 200, the near-end connecting clamp operating portion 300 of flexible pellet reed pipe 230, the far-end stationary clamp pipe holder 210 of flexible pellet reed pipe 230, clamp pipe holder 210 removably connects with the clamp pipe 130 in clamp section 100.
The clamp section 100 of a kind of clamping device as shown in Fig. 2 to Fig. 9, comprise intermediate plate 110, intermediate plate holder 120, clamp pipe 130, intermediate plate backing pin 140, connector 150, connection tube 160, unlock piece 170 and intermediate plate connecting pin 180, as Fig. 2, shown in Fig. 3, the rear end of described connector 150 is inserted in connection tube 160 and is fixed, thereby the front end of connector 150 and intermediate plate holder 120 are flexibly connected and can pull intermediate plate holder 120 to move backward, connector 150 has an easy breaking off section 151, unlock piece 170 is set on connector 150 and is spacing by connector 150 and connection tube 160 front and back, the stiff end 111 of two intermediate plates 110 inserts intermediate plate holder 120 and is connected with intermediate plate holder 120 by intermediate plate connecting pin 180, described intermediate plate holder 120 is placed in clamp pipe 130 inside and can moves forward and backward, thereby intermediate plate backing pin 140 is fixed in the front portion restriction intermediate plate holder 120 of clamp pipe 130 skids off clamp pipe 130, clamp pipe 130 tube walls are provided with elastic reed 132, thereby this reed 132 can form with the locking face 121 of intermediate plate holder 120 fit structure of monodirectional locking to sinking into, described unlock piece 170 is provided with and can promotes the push-and-pull face 173 that intermediate plate holder 120 moves forward and can strut the wedge surface 171 that reed 132 is realized release.Described unlock piece 170 front ends and intermediate plate holder 120 are circumferentially fixing, and unlock piece 170 rear ends and connection tube 160 are circumferentially fixing.
As shown in Figure 4, described intermediate plate 110 comprises stiff end 111, linkage section 112 and clamping part 113, stiff end 111 is for connecting the intermediate plate holder, and clamping part 113 is for clamping tissue, and the clamping span when holding 111 with clamping part 113 and providing intermediate plate to open is provided linkage section 112; The stiff end 111 of intermediate plate 110 is provided with slotted hole 114, thereby intermediate plate connecting pin 180 is with slotted hole 112, for matched in clearance, both relatively move before and after can doing, and linkage section 112 can fit in clamp pipe 130.
As shown in Figure 5, described intermediate plate holder 120 comprises locking face 121, wedge groove 122, mounting groove 123, through hole 124, connection counterbore 125; The one-way locking pushed away before reed 132 on described locking face 121 and clamp pipe 130 tube walls forms, wedge groove 122 makes intermediate plate stiff end 111 draw close up and down so that two intermediate plates 110 produce extra subtended angle along 122 of wedge grooves when front pushing away intermediate plate 110.
Described intermediate plate connecting pin 180 is for connecting intermediate plate 110, and its external diameter is less than slotted hole 114 width of intermediate plate, and it is fixed in the through hole 124 of intermediate plate holder 120.
As shown in Figure 6, described clamp pipe 130 comprises connecting portion 131, reed 132, backing pin fixing hole 133; The internal diameter of described connecting portion 131 is less than collet chuck head 211 external diameters of the clamp pipe holder risen by support, and the internal diameter of connecting portion 131 is greater than the external diameter of the cervical region 212 of the clamp pipe holder risen by support; The internal diameter of connecting portion 131 is greater than collet chuck head 211 external diameters of the clamp pipe holder under naturalness; Reed 132 has elasticity; Backing pin fixing hole 133 is for installing tingle backing pin 140.
Described intermediate plate backing pin 140 is hollow pipe, is arranged in the backing pin fixing hole 133 of clamp pipe 130, then is fixed on clamp pipe 130 through reaming through two ends.
As shown in Figure 7, described connector 150 is many steps axostylus axostyle, comprises easy breaking off section 151, rear end 152, flange 153, shaft shoulder face 154; Described easy breaking off section 151 is being set under pulling force and can ruptured; Described rear end 152 is fixedly connected with connection tube 160, transmits push-pull effort; Described flange 153 is installed on the connection counterbore 125 of intermediate plate holder 120, but post-tensioning intermediate plate holder 120; Described shaft shoulder face 154 can contact with the distal flat surface 170 of unlock piece 170 through intermediate plate holder 120, mutually transfer function power.
As shown in Figure 8, the tubular member that described connection tube 160 is flanged 161, its flange 161 Shang Dai planes, the face of cylinder 162; Connection tube 160 is fixedly connected with connector 150 with the flexible mandrel 340 that inserts its endoporus, transmits push-pull effort and rotary torsion; Its flange 161 external diameters are greater than and strut pipe 220 internal diameters, and flange 161 end faces contact with groove 172 bottom surfaces of unlock piece, and flange 161 Shang planes 162, the face of cylinder contact with the vertical surface of the groove 172 of unlock piece, transmit torsion.
As shown in Figure 9, described unlock piece 170 comprises wedging section and wedge surface 171 thereof, groove 172, push-and-pull face 173, through hole 174; Described wedging section is arranged in the mounting groove 123 of intermediate plate holder 120, the front end of wedging section is provided with wedge surface 171, when the reed 132 on clamp pipe 130 coordinates with locking face 121 monodirectional lockings of intermediate plate holder 120, the wedging section of unlock piece 170 can be under thrust, and the reed 132 times of wedging clamp pipe 130 also backs down the reed 132 of restriction intermediate plate holder 120 reaches; Described groove 172, for connection tube 160 is installed, transmits thrust and the torsion of connection tube 160; Described push-and-pull face 173 contacts with connector 150, intermediate plate holder 120, transmits push-pull effort; Described through hole 174 internal diameters are greater than the easy breaking off section 151 of connector 150 and the external diameter of rear end 152, are less than the external diameter of its shaft shoulder 154.
Described clamp push part 200 comprises clamp pipe holder 210, struts pipe 220 and flexible pellet reed pipe 230, clamp pipe holder 210 front ends have elastic collet chuck structure, thereby strut the rise collet chuck head 211 of clamp pipe holder 210 of internal holes 213 supports that pipe 220 inserts clamp pipe holders 210, the collet chuck head 211 of the clamp pipe holder 210 that support is risen is spacing with connecting portion 131 snappings of sheathed clamp pipe 130 rear ends on it; Collet chuck head 211 external diameters of the intermediate plate holder 210 under naturalness are less than the internal diameter of the connecting portion 131 of clamp pipe 130.
As shown in figure 10, clamp pipe holder 210 front ends comprise collet chuck head 211, collet chuck cervical region 212, internal holes 213, bottom surface, hole 214, and the external diameter under its collet chuck head 211 naturalness is less than the internal diameter of the connecting portion 131 of clamp pipe 130, are convenient to separate with the clamp pipe; Collet chuck is for having elastic structure, and the internal diameter of internal holes 213 is less than the external diameter that struts pipe 220; Bottom surface, hole 214 is for strutting the installation location of pipe 220; The described pipe that struts 220 is set on connection tube 160, and the internal diameter that struts pipe 220 is less than the external diameter of the flange 161 of connection tube 160, and connection tube 160 post-tensionings manage 220 to pulling away to strut during to assigned address.
Described flexible pellet reed pipe 230 is fixedly connected with handle 310 with clamp pipe holder 210, and the internal diameter of flexible pellet reed pipe 230 is greater than the external diameter of flexible mandrel 340 and the external diameter of connection tube 160; Its inside is installed with flexible mandrel 340; Flexible pellet reed pipe 230 is for pushing clamp 100 to operating position.
Described clamp control part 300 comprises handle 310, slip handgrip 320, runner 330 and flexible mandrel 340, slip handgrip 320 can slide on handle 310, slip handgrip 320 is connected with the near-end of flexible mandrel 340, runner 330 is set on flexible mandrel 340 and can drives flexible mandrel 340 and rotates, flexible mandrel 340 can move forward and backward in the flat hole of runner 330, and the near-end of the flexible pellet reed pipe 230 in clamp push part 200 is fixedly connected with handle 310.
Described handle 310 connects flexible pellet reed pipe 230, and slip handgrip 320, runner 330, flexible mandrel 340 are installed on it; Described slip handgrip 320 can slide on handle 310 slide rails, with flexible mandrel 340, is connected, but the flexible mandrel 340 of push-and-pull; Described runner 330 can rotate along central shaft on handle 310, with flexible mandrel 340, is connected, and drives flexible mandrel 340 rotations; But described flexible mandrel 340 relative sliding handgrips 320 and handle 310 are along central shaft rotation, runner 330 front and back slippages relatively.
As shown in Figure 11, Figure 12, when the intermediate plate holder during in pre-locking state, connector 150 moves after pulling intermediate plate holder 120, intermediate plate 110 draws in clamp pipe 130, the reed 132 of clamp pipe 130 both sides and locking face 121 monodirectional lockings of intermediate plate holder 120, move after the relative intermediate plate holder 120 of unlock piece 170, be positioned at the back of clamp pipe 130 both sides reeds 132.
As shown in figure 13, during release, unlock piece 170 pushes away forward, the wedging section of unlock piece 170 can wedge the reed 132 times of clamp pipe 130 and back down the reed 132 of restriction intermediate plate holder 120 reaches under thrust, 120 releases of intermediate plate holder and can the promotion of unlock piece 170 under move forward, make intermediate plate 110 reopen.
As shown in Figure 14, Figure 15, when clamp section discharges, under pre-locking state, flexible mandrel 340 continues to pull back connector 150, intermediate plate holder 120 be subject to intermediate plate clamping restriction can't after move, the easy breaking off section 151 of connector 150 is pulled off, and strut the internal holes that pipe 220 connected tube 160 post-tensionings exit clamp pipe holder 210, make the collet chuck head of clamp pipe holder 210 recover naturalness, thereby flexible pellet reed pipe 230 can drive clamp pipe holder 210 to break away from clamp pipe 130, realizes that clamp discharges.
It is emphasized that: above is only preferred embodiment of the present utility model, not this utility model is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.
Claims (5)
1. the clamp push part (200) of a clamping device, it is characterized in that, comprise clamp pipe holder (210), strut pipe (220) and flexible pellet reed pipe (230), clamp pipe holder (210) front end has elastic collet chuck structure, strut the collet chuck head (211) that pipe (220) inserts internal holes (213) clamp pipe holder (210) thereby support is risen of clamp pipe holder (210), the collet chuck head (211) of the clamp pipe holder (210) that support is risen is spacing with connecting portion (131) snapping of sheathed clamp pipe (130) rear end on it, the far-end of described flexible pellet reed pipe (230) is fixedly connected with clamp pipe holder (210), flexible pellet reed pipe (230) inside is equipped with flexible mandrel (340), the far-end of flexible mandrel (340) is fixedly connected with pipe (160), the upper sheathed described pipe (220) that struts of connection tube (160), the tubular member that described connection tube (160) is flanged (161), its flange (161) external diameter is greater than and struts pipe (220) internal diameter, wherein, collet chuck head (211) external diameter of the intermediate plate holder (210) under naturalness is less than the internal diameter of the connecting portion (131) of clamp pipe (130).
2. the clamp push part (200) of a kind of clamping device according to claim 1, it is characterized in that, described clamp pipe holder (210) front end is provided with collet chuck head (211), collet chuck cervical region (212) and internal holes (213), the external diameter of its collet chuck head (211) is greater than the external diameter of collet chuck cervical region (212), the internal diameter of internal holes (213) is less than the external diameter that struts pipe (220), and the front end that struts pipe (220) is subject to the bottom surface, hole (214) of internal holes (213) spacing.
3. the clamp push part (200) of a kind of clamping device according to claim 1, is characterized in that, the internal diameter of described clamp pipe (130) is greater than the internal diameter of its connecting portion (131).
4. the clamp push part (200) of a kind of clamping device according to claim 1, it is characterized in that, the near-end of described flexible pellet reed pipe (230) is fixedly connected with handle (310), and the near-end of described flexible mandrel (340) is fixedly connected with the slip handgrip (320) on handle (310).
5. a clamping device, is characterized in that, comprises clamp push part as described as any one in claim 1 to 4 (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320387332 CN203354600U (en) | 2013-06-29 | 2013-06-29 | Clamping device and clamp pushing portion thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320387332 CN203354600U (en) | 2013-06-29 | 2013-06-29 | Clamping device and clamp pushing portion thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203354600U true CN203354600U (en) | 2013-12-25 |
Family
ID=49802440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320387332 Expired - Lifetime CN203354600U (en) | 2013-06-29 | 2013-06-29 | Clamping device and clamp pushing portion thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203354600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111437018A (en) * | 2020-04-03 | 2020-07-24 | 吉林大学 | Dual-purpose nursing device for obstetrical department obstetrical canal and capable of scraping dirt on inner wall of obstetrical canal completely |
-
2013
- 2013-06-29 CN CN 201320387332 patent/CN203354600U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111437018A (en) * | 2020-04-03 | 2020-07-24 | 吉林大学 | Dual-purpose nursing device for obstetrical department obstetrical canal and capable of scraping dirt on inner wall of obstetrical canal completely |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |
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| CX01 | Expiry of patent term |