CN204446954U - Pistol type ball inflation pressure pump - Google Patents
Pistol type ball inflation pressure pump Download PDFInfo
- Publication number
- CN204446954U CN204446954U CN201520064192.2U CN201520064192U CN204446954U CN 204446954 U CN204446954 U CN 204446954U CN 201520064192 U CN201520064192 U CN 201520064192U CN 204446954 U CN204446954 U CN 204446954U
- Authority
- CN
- China
- Prior art keywords
- trigger
- pump line
- clamping plate
- clip
- convex edge
- 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 - Fee Related
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Abstract
This utility model provides a kind of pistol type ball inflation pressure pump, and its pump line rear port is provided with Trigger shoe, and a sheathed clip on the screw rod at pump line rear port place, clip is positioned at Trigger shoe, and clip is connected with trigger, and trigger is arranged on Trigger shoe.Clip comprises torsion spring and two clamping plate, clamping plate upper end is arcuation concave surface, lower end is bent to form convex edge to concave surface facing contrary direction, two clamping plate concave surfaces are relative, by the ear that is coupling set by connecting axle connecting cleat side, and the connecting axle be coupling between ear is arranged with torsion spring, two clamping plate concave surfaces match, lock ring screw rod; Convex edge is trapezoidal shape structure, and along pump line front port on the direction of pump line rear port, marginal end identity distance clamping plate lower end, convex edge distance becomes large gradually; Match with convex edge, trigger rearward end has caulking groove, and along pump line front port on the direction of pump line rear port, the length of caulking groove is greater than the length of convex edge.This pistol type ball inflation pressure pump has rational in infrastructure, easy and simple to handle, and locking is firm, the not easily advantage of stripped thread.
Description
Technical field
This utility model belongs to interventional therapy and operation medical instruments field, particularly relates to a kind of pistol type ball inflation pressure pump.
Background technology
Interventional therapy and operation, as at present comparatively advanced and effective angiopathy diagnoses and treatment, develop very fast.Ball inflation pressure pump be interventional therapy and operation in for pressurizeing to sacculus dilating catheter, make balloon expandable, to reach blood vessel dilating or the medical apparatus and instruments in Ink vessel transfusing indwelling support object, use import equipment in a large number clinically at present, its complex structure, expensive, bring heavy economic pressures to patient; And existing equipment in use easy because of stripped thread phenomenon cause pressurize deviation, be unfavorable for carrying out smoothly of interventional therapy.
Utility model content
In view of this, this utility model is intended to propose a kind of pistol type ball inflation pressure pump, to solving existing ball inflation pressure pump Problems existing.
For achieving the above object, the technical solution of the utility model is achieved in that
Described pistol type ball inflation pressure pump, comprises pump line, screw rod and piston head, and pump line is hollow tubular structure, rear port internal diameter is greater than front port internal diameter, screw rod stretches into pump line from pump line rear port, and screw rod has attacked screw thread, and its end stretching into pump line is connected with the piston head that elastomeric material is made, piston head sides is close to pump line inwall, pump line rear port is provided with Trigger shoe, a sheathed clip on the screw rod at pump line rear port place, and clip is positioned at Trigger shoe, clip is connected with trigger, and trigger is arranged on Trigger shoe.
Further, the part that described clip contacts with screw rod is provided with screw thread.
Specifically, described clip comprises torsion spring and two clamping plate, clamping plate upper end is arcuation concave surface, and lower end is bent to form convex edge to concave surface facing contrary direction, and two clamping plate concave surfaces are relative, by the ear that is coupling set by connecting axle connecting cleat side, and the connecting axle be coupling between ear is arranged with torsion spring, torsion spring makes clip concave surface one end be tight against, and one end, convex edge is separated, two clamping plate concave surfaces match, lock ring screw rod;
Described convex edge is trapezoidal shape structure, and along pump line front port on the direction of pump line rear port, marginal end identity distance clamping plate lower end, convex edge distance becomes large gradually;
Match with described convex edge, trigger rearward end has caulking groove, and along pump line front port on the direction of pump line rear port, the length of caulking groove is greater than the length of convex edge.
Further, on the arcuation concave surface of described clamping plate upper end, the inner surface contacted with screw rod is provided with screw thread.
Further, described Trigger shoe comprises protheca and rear cover, the caulking groove of trigger rearward end is contained in the cavity that protheca and rear cover surround, and trigger leading section passes the trigger slot that protheca is offered, and is provided with the fixture block stoping trigger rearward end caulking groove to pass trigger slot in the middle part of trigger.
Further, described clamping plate are also provided with the limited block that restrictive axes lug produces the axial changing of the relative positions.
Further, the position limiting convex ring being also provided with the movement of restriction clamping plate is put after described.
Further, described pump line front end is provided with Pressure gauge, and it is connected with pump line inside.
Relative to prior art, pistol type ball inflation pressure pump described in the utility model is rational in infrastructure, easy and simple to handle, cheap, and locking is firm, not easily stripped thread.During use, returning trigger, the screw rod of lock ring unclamps by clip, just can carry out pumpback or push action by free operant screw rod; When not needing continuation to operate, unclamp trigger, under the effect of clip restoring force, trigger homing is put, and clip continues lock ring screw rod, thus reaches the object of lock nut.In addition, the part that clip contacts with screw rod arranges screw thread, when lock nut, fine adjustments can also be carried out by rotary screw to pumpback or propelling movement amount.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining this utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is decomposing schematic representation of the present utility model;
Fig. 2 is that clip coordinates schematic diagram with trigger;
Fig. 3 is clip schematic diagram;
Fig. 3 a is clamping plate schematic diagrams;
Fig. 3 b is torsion spring schematic diagram;
Fig. 4 is trigger schematic diagram;
Fig. 5 a is protheca schematic diagram;
Fig. 5 b is rear cover schematic diagram;
Fig. 6 is screw rod schematic diagram.
Description of reference numerals:
1. pump line, 2. screw rod, 3. piston head, 4. Trigger shoe, 5. trigger, 6. clip, 7. Pressure gauge, 41. prothecas, covers after 42., 51. caulking grooves, 61. clamping plate, 62. torsion springs, 411. trigger slot, 421. position limiting convex rings, 611. convex edges, 612. are coupling ear, 613. limited blocks.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in this utility model and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe this utility model in detail in conjunction with the embodiments.
Pistol type ball inflation pressure pump described in the utility model, as a shown in Figure 6, comprise pump line 1, screw rod 2 and piston head 3, pump line 1 is hollow tubular structure, rear port internal diameter is greater than front port internal diameter, and screw rod 2 stretches into pump line 1 from pump line 1 rear port, and screw rod 2 has attacked screw thread, its end stretching into pump line 1 is connected with the piston head 3 that elastomeric material is made, and pump line 1 inwall is close in piston head 3 side.
A sheathed clip 6 on the screw rod 2 at pump line 1 rear port place, as shown in Fig. 3,3a, 3b, described clip 6 comprises torsion spring 62 and two clamping plate 61, clamping plate 61 upper end is arcuation concave surface, lower end is bent to form convex edge 611 to concave surface facing contrary direction, two clamping plate 61 concave surfaces are relative, by the ear 612 that is coupling set by connecting axle connecting cleat 61 side, and the connecting axle be coupling between ear 612 is arranged with torsion spring 62, torsion spring 62 makes clip 6 concave surface one end be tight against, one end, convex edge 611 is separated, and two clamping plate 61 concave surfaces match, lock ring screw rod 2; Described convex edge 611 is trapezoidal shape structure, and along pump line 1 front port on the direction of pump line 1 rear port, marginal end identity distance clamping plate lower end, convex edge 611 distance becomes large gradually; As shown in Figure 2,4, match with described convex edge 611, trigger 5 rearward end has caulking groove 51, and along pump line 1 front port on the direction of pump line 1 rear port, the length of caulking groove 51 is greater than the length of convex edge 611.
Pump line 1 rear port is provided with Trigger shoe 4, clip 6 is positioned at Trigger shoe 4, as shown in Fig. 5 a, 5b, described Trigger shoe 4 comprises protheca 41 and rear cover 42, the caulking groove 51 of trigger 5 rearward end is contained in the cavity that protheca 41 and rear cover 42 surround, trigger 5 leading section passes the trigger slot 411 that protheca 41 is offered, and is provided with the fixture block stoping trigger 5 rearward end caulking groove 51 to pass trigger slot 411 in the middle part of trigger 5.
During use, returning trigger 5 leading section, trigger 5 leading section is moved backward, and convex edge 611 is moved to position, trigger 5 leading section in caulking groove 51, thus the concave surface of clip 6 lock ring screw rod 2 is separated, screw rod 2 both freely can carry out pumpback or push action in pump line 1; After operation completes, unclamp trigger, under the torsion spring 62 restoring force effect in clip 6, trigger 5 homing is put, and clip 6 concave surface continues lock ring screw rod 2, thus reaches the object of lock nut 2.
The part that described clip 6 contacts with screw rod 2, namely on the arcuation concave surface of clamping plate 61 upper end, the inner surface contacted with screw rod 2 is provided with screw thread, like this when clip 6 concave surface lock ring screw rod 2, carries out fine adjustments by rotary screw 2 pairs of pumpbacks or propelling movement amount.
Preferably, described clamping plate 61 are also provided with the limited block 613 that restrictive axes lug 612 produces the axial changing of the relative positions.
Preferably, described rear cover 42 is also provided with the position limiting convex ring 421 of restriction clamping plate 61 movement, after this pistol type ball inflation pressure pump has assembled, position limiting convex ring 421 is close to clip 6, and when returning trigger 5, clip 6 just can not swing.
Described pump line 1 front end is also provided with Pressure gauge 7, and it is connected with pump line 1 inside, when using this pistol type ball inflation pressure pump subtend sacculus dilating catheter to carry out topping up pressure, can carry out Accurate Determining and supervision by Pressure gauge 7, to reach the object of effectively expansion.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a pistol type ball inflation pressure pump, comprise pump line (1), screw rod (2) and piston head (3), pump line (1) is hollow tubular structure, rear port internal diameter is greater than front port internal diameter, screw rod (2) stretches into pump line (1) from pump line (1) rear port, (2) have attacked screw thread to screw rod, its end stretching into pump line (1) is connected with the piston head (3) that elastomeric material is made, pump line (1) inwall is close in piston head (3) side, it is characterized in that: pump line (1) rear port is provided with Trigger shoe (4), the upper sheathed clip (6) of screw rod (2) at pump line (1) rear port place, clip (6) is positioned at Trigger shoe (4), clip (6) is connected with trigger (5), trigger (5) is arranged on Trigger shoe (4).
2. pistol type ball inflation pressure pump according to claim 1, is characterized in that: the part that described clip (6) contacts with screw rod (2) is provided with screw thread.
3. pistol type ball inflation pressure pump according to claim 1 and 2, it is characterized in that: described clip (6) comprises torsion spring (62) and two clamping plate (61), clamping plate (61) upper end is arcuation concave surface, lower end is bent to form convex edge (611) to concave surface facing contrary direction, two clamping plate (61) concave surface is relative, by the ear that is coupling (612) set by connecting axle connecting cleat (61) side, and connecting axle between the ear that is coupling (612) is arranged with torsion spring (62), torsion spring (62) makes clip (6) concave surface one end be tight against, convex edge (611) one end is separated, two clamping plate (61) concave surface matches, lock ring screw rod (2),
Described convex edge (611) is trapezoidal shape structure, and along pump line (1) front port on the direction of pump line (1) rear port, convex edge (611) marginal end identity distance clamping plate lower end distance becomes large gradually;
Match with described convex edge (611), trigger (5) rearward end has caulking groove (51), along pump line (1) front port on the direction of pump line (1) rear port, the length of caulking groove (51) is greater than the length of convex edge (611).
4. pistol type ball inflation pressure pump according to claim 3, is characterized in that: on the arcuation concave surface of described clamping plate (61) upper end, the inner surface contacted with screw rod (2) is provided with screw thread.
5. pistol type ball inflation pressure pump according to claim 3, it is characterized in that: described Trigger shoe (4) comprises protheca (41) and rear cover (42), the caulking groove (51) of trigger (5) rearward end is contained in the cavity that protheca (41) and rear cover (42) surround, trigger (5) leading section passes the trigger slot (411) that protheca (41) is offered, and trigger (5) middle part is provided with the fixture block stoping trigger (5) rearward end caulking groove (51) to pass trigger slot (411).
6. pistol type ball inflation pressure pump according to claim 3, is characterized in that: described clamping plate (61) are also provided with the limited block (613) that restrictive axes lug (612) produces the axial changing of the relative positions.
7. pistol type ball inflation pressure pump according to claim 5, is characterized in that: the position limiting convex ring (421) described rear cover (42) being also provided with restriction clamping plate (61) movement.
8. pistol type ball inflation pressure pump according to claim 1, is characterized in that: described pump line (1) front end is also provided with Pressure gauge (7), and it is connected with pump line (1) inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064192.2U CN204446954U (en) | 2015-01-29 | 2015-01-29 | Pistol type ball inflation pressure pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064192.2U CN204446954U (en) | 2015-01-29 | 2015-01-29 | Pistol type ball inflation pressure pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204446954U true CN204446954U (en) | 2015-07-08 |
Family
ID=53653906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520064192.2U Expired - Fee Related CN204446954U (en) | 2015-01-29 | 2015-01-29 | Pistol type ball inflation pressure pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204446954U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105233395A (en) * | 2015-11-17 | 2016-01-13 | 江苏爱芮斯医疗科技有限公司 | Medical pressurizing device |
| WO2021197197A1 (en) * | 2020-04-02 | 2021-10-07 | 南微医学科技股份有限公司 | Medical pressurization control device convenient to control |
-
2015
- 2015-01-29 CN CN201520064192.2U patent/CN204446954U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105233395A (en) * | 2015-11-17 | 2016-01-13 | 江苏爱芮斯医疗科技有限公司 | Medical pressurizing device |
| WO2021197197A1 (en) * | 2020-04-02 | 2021-10-07 | 南微医学科技股份有限公司 | Medical pressurization control device convenient to control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20190129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |