CN204446955U - Drot gfasplng ball inflation pressure pump - Google Patents

Abstract

This utility model provides a kind of drot gfasplng ball inflation pressure pump, and its pump barrel rear port place is provided with locking box, and being provided with in locking box can by the lock claw of screw rod lock ring, locking box is also connected with can control lock claw folding hold sheet.Locking box comprises the left lid and right lid that can fasten and be integrated, and left lid and right lid inwall are symmetrically arranged with lock claw, and screw rod end passes from lock claw to be stretched in pump line, and on left lid and right lid, also staggered having pushes away post holes; Hold sheet to comprise a left side and hold sheet and sheet is held on the right side, a left side is held sheet and the right side and is held sheet is provided with and push away post, and left and right the push away post holes of post on left and right lid that push away of holding on sheet penetrates, and is fixedly connected on the right side, left lid inwall; Left lid and right lid also have coaxial spring eye, spring after spring eye passes, be fixedly connected on respectively a left side hold sheet with the right side hold on the relative surface of sheet.This drot gfasplng ball inflation pressure pump has rational in infrastructure, easy and simple to handle, cheap, and locking is firm, the not easily advantage of stripped thread.

Description

Drot gfasplng ball inflation pressure pump

Technical field

This utility model belongs to interventional therapy and operation medical instruments field, particularly relates to a kind of drot gfasplng 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 drot gfasplng 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 drot gfasplng ball inflation pressure pump, comprise pump barrel, screw rod and piston head, pump barrel is hollow tubular structure, and rear port internal diameter is greater than front port internal diameter, and screw rod stretches into pump line from pump line rear port, screw rod has attacked screw thread, its end stretching into pump line is connected with the piston head that elastomeric material is made, and piston head sides is close to pump line inwall, and pump barrel rear port place is provided with locking box, being provided with in locking box can by the lock claw of screw rod lock ring, locking box is also connected with can control lock claw folding hold sheet.

Specifically, described locking box comprises the left lid and right lid that can fasten and be integrated, and left lid and right lid inwall are symmetrically arranged with lock claw, and screw rod end passes from lock claw to be stretched in pump line, and on described left lid and right lid, also staggered having pushes away post holes;

Described sheet of holding comprises a left side and holds sheet and sheet is held on the right side, a left side is held sheet and the right side and is held sheet is provided with and push away post, and the push away post holes of post on left lid that push away that a left side is held on sheet penetrates, and is fixedly connected on right lid inwall, the push away post holes of post on right lid that push away that the right side is held on sheet penetrates, and is fixedly connected on left lid inwall;

Described left lid and right lid also have coaxial spring eye, spring after spring eye passes, be fixedly connected on respectively a left side hold sheet with the right side hold on the relative surface of sheet.

Preferably, described left lid and right lid one end are hinged, and one end is interlockingly connected, and push away post holes and spring eye is all arranged at the one end be interlockingly connected, and push away post holes and form with spring eye the row paralleled with screw rod.

Preferably, described lock claw is provided with the screw thread matched with screw rod.

Preferably, described left lid, right lid are equipped with two and push away post, two on right lid push away on left lid two of post and push away between post, and on right lid two push away between post spring.

Further, described pump line front end is also provided with Pressure gauge, and it is connected with pump line inside.

Relative to prior art, drot gfasplng 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, sheet is held on a left side, the right side is held sheet and relatively mediated, pushing away under post effect, left lid, the right lid of locking box are separated, and spring is now compressed, and the screw rod of lock ring just unclamps by lock claw, just can carry out pumpback or push action by free operant screw rod; When not needing continuation to operate, unclamp that sheet is held on a left side, sheet is held on the right side, under the effect of spring-return power, left lid, right lid are fastened again, and lock claw continues lock ring screw rod, thus reaches the object of lock nut.In addition, when lock claw is provided with the screw thread matched with screw rod, during lock claw lock ring screw rod, 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 overall schematic of the present utility model;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is that Fig. 1 removes the schematic diagram after holding sheet;

Fig. 4 is that chip architecture schematic diagram is held on a left side;

Fig. 5 is left lid schematic diagram;

Fig. 6 is screw rod schematic diagram.

Description of reference numerals:

1. pump barrel, 2. hold sheet, 3. locking box, 4. screw rod, 5. Pressure gauge, 6. piston head, sheet is held on 21. left sides, 22. right sides hold that sheet, 23. pushes away post, 31. left lids, 32. right lids, 33. push away post holes, 34. spring eyes, 35. lock claw.

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.

Drot gfasplng ball inflation pressure pump described in the utility model, as shown in figures 1 to 6, comprise pump barrel 1, screw rod 4 and piston head 6, pump barrel 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;

Pump barrel 1 rear port place is provided with locking box 3: described locking box 3 comprises the left lid 31 and right lid 32 that can fasten and be integrated, left lid 31 and right lid 32 inwall are symmetrically arranged with lock claw 35, screw rod 2 end passes from lock claw 35 to be stretched in pump line 1, and on described left lid 31 and right lid 32, also staggered having pushes away post holes 33;

Described locking box 3 is also connected with can control lock claw 35 folding hold sheet 2: described in hold sheet 2 and comprise a left side and hold sheet 21 and sheet 22 is held on the right side, a left side is held sheet 21 and the right side and is held sheet 22 is provided with and push away post 23, the push away post holes 33 of post 23 on left lid 31 that push away that a left side is held on sheet 21 penetrates, be fixedly connected on right lid 32 inwall, the push away post holes 33 of post 23 on right lid 32 that push away that the right side is held on sheet 22 penetrates, and is fixedly connected on left lid 31 inwall;

Described left lid 31 and right lid 32 also have coaxial spring eye 34, spring after spring eye 34 passes, be fixedly connected on respectively a left side hold sheet 21 with the right side hold on the relative surface of sheet 22.

During use, a left side is held sheet 21, the right side holds sheet 22 and relatively mediate, pushing away under post 23 acts on, left lid 31, the right lid 32 of locking box 3 are separated, spring is now compressed, and the screw rod of lock ring just unclamps by lock claw 35, just can carry out pumpback or push action by free operant screw rod; When not needing continuation to operate, unclamp that sheet 21 is held on a left side, sheet 22 is held on the right side, under the effect of spring-return power, left lid 31, right lid 32 are fastened again, and lock claw 35 continues lock ring screw rod, thus reach the object of lock nut.

During in order to ensure practical operation, there is not thread alternating or deviation in the frequent folding of left lid 31, right lid 32, described left lid 31 and right lid 32 one end are hinged, one end is interlockingly connected, push away post holes 33 and be all arranged at spring eye 34 one end be interlockingly connected, push away post holes 33 and form with spring eye 34 row paralleled with screw rod 2.

On this basis, as a kind of preferred version, described left lid 31, right lid 32 are equipped with two and push away post 23, two on right lid 32 push away on left lid 31 two of post 23 and push away between post 23, and on right lid 32 two push away between post 23 spring.

Lock claw 35 arranges the screw thread matched with screw rod 2, during lock claw 35 lock ring screw rod, just can carry out fine adjustments by rotary screw to pumpback or propelling movement amount.

Described pump line 1 front end is also provided with Pressure gauge 5, and it is connected with pump line 1 inside, when using this drot gfasplng ball inflation pressure pump subtend sacculus dilating catheter to carry out topping up pressure, can carry out Accurate Determining and supervision by Pressure gauge 5, 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 (6)

1. a drot gfasplng ball inflation pressure pump, comprise pump barrel (1), screw rod (4) and piston head (6), pump barrel (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 barrel (1) rear port place is provided with locking box (3); Being provided with in locking box (3) can by the lock claw (35) of screw rod (4) lock ring, locking box (3) is also connected with can control lock claw (35) folding hold sheet (2).

2. drot gfasplng ball inflation pressure pump according to claim 1, it is characterized in that: described locking box (3) comprises the left lid (31) and right lid (32) that can fasten and be integrated, left lid (31) and right lid (32) inwall are symmetrically arranged with lock claw (35), screw rod (2) end passes from lock claw (35) to be stretched in pump line (1), and on described left lid (31) and right lid (32), also staggered having pushes away post holes (33); Described sheet (2) of holding comprises a left side and holds sheet (21) and sheet (22) is held on the right side, a left side is held sheet (21) and the right side and is held sheet (22) is provided with and push away post (23), the push away post holes (33) of post (23) on left lid (31) that push away that a left side is held on sheet (21) penetrates, be fixedly connected on right lid (32) inwall, the push away post holes (33) of post (23) on right lid (32) that push away that the right side is held on sheet (22) penetrates, and is fixedly connected on left lid (31) inwall;

Described left lid (31) and right lid (32) also have coaxial spring eye (34), spring, after spring eye (34) passes, is fixedly connected on a left side respectively and holds sheet (21) and hold on the relative surface of sheet (22) with the right side.

3. drot gfasplng ball inflation pressure pump according to claim 2, it is characterized in that: described left lid (31) and right lid (32) one end are hinged, one end is interlockingly connected, push away post holes (33) and be all arranged at spring eye (34) one end be interlockingly connected, push away post holes (33) and form with spring eye (34) row paralleled with screw rod (2).

4. drot gfasplng ball inflation pressure pump according to claim 1, is characterized in that: described lock claw (35) is provided with the screw thread matched with screw rod (2).

5. drot gfasplng ball inflation pressure pump according to claim 2, it is characterized in that: described left lid (31), right lid (32) are equipped with two and push away post (23), two on right lid (32) push away post (23) two of being positioned on left lid (31) and push away between post (23), and spring two of being positioned on right lid (32) push away between post (23).

6. drot gfasplng ball inflation pressure pump according to claim 1, is characterized in that: described pump line (1) front end is also provided with Pressure gauge (5), and it is connected with pump line (1) inside.