Rigidity detection device for intravenous needle
By designing a vein needle rigidity testing device that includes a detection ring, a slider, and a detector, the rigidity of vein needles can be automatically detected, solving the problem of vein needles being easily damaged during transportation and use, and ensuring injection safety.
Patent Information
- Application Number
- CN202520568568.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-28
- Publication Date
- 2026-01-16
- Estimated Expiration
- 2035-03-28
AI Technical Summary
Existing intravenous needles are easily damaged or bent during transportation and use, leading to injection accidents, and there is a lack of effective rigidity detection devices.
A rigidity testing device was designed, comprising a detection ring, an upper sliding plate, a lower sliding plate, a cylinder, a threaded rod, and a detector. Through the linkage of the slider, the cylinder, and the roller, the rigidity of the intravenous needle is automatically detected, and the detector is used to detect whether the rotation angle of the threaded rod exceeds the specified value.
It has achieved automated rigidity testing of intravenous needles, ensuring their qualification during use and preventing injection accidents.
Smart Images
Figure CN223807856U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to intravenous needle technical field, concretely is a kind of steel detection device for intravenous needle. BACKGROUND
[0002] Intravenous needle is used for intravenous injection, and intravenous injection is a medical method, i.e. liquid substances such as blood, liquid medicine and nutrient solution are directly injected into veins. Intravenous injection can be divided into short-term and continuous, and short-term intravenous injection is directly injected into veins by needle cylinder, i.e. the general common injection method, and continuous intravenous injection is implemented by intravenous infusion.
[0003] However, the existing intravenous needle does not have a device to detect its steel property, and during transportation and use, unqualified intravenous needles are easy to be damaged or bent, causing accidents during injection and unnecessary trouble, so it is necessary to detect its steel property to ensure that it meets the requirements.
[0004] Therefore, it is necessary to design a steel detection device for intravenous needle with strong practicability and automatic detection. INVENTION CONTENTS
[0005] The utility model aims at providing a kind of steel detection device for intravenous needle to solve the problems raised in the above background.
[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of steel detection device for intravenous needle, including detection ring, the upper side of the detection ring is slidably connected with upper slide plate, the bottom of the detection ring is slidably connected with lower slide plate, the right side of the detection ring is provided with shrink tube, the inside of the shrink tube is slidably connected with first slide rod, the first slide rod is fixedly connected with upper slide plate, the inside of the shrink tube is slidably connected with second slide rod, the second slide rod is fixedly connected with lower slide plate.
[0007] According to the above technical scheme, the inside of the detection ring is provided with cylinder, the rear side of the cylinder is provided with adapter pipe, the adapter pipe is connected with shrink tube, the left side of the cylinder is fixedly installed with support frame, the inside of the support frame is slidably connected with sliding block, the inside of the cylinder is slidably connected with air rod, the sliding block is connected with air rod.
[0008] According to the above technical scheme, the inside of the support frame is connected with threaded rod by bearing, the threaded rod is threadedly engaged with sliding block, the left side of the support frame is provided with detector.
[0009] According to the above technical scheme, the lower side of the upper slide plate is fixedly installed with first telescopic device, the first telescopic device is provided with first controller at the extending end, the bottom of the first controller is provided with clamping jaw.
[0010] According to the above technical scheme, the upper side of the lower sliding plate is provided with a second telescopic device, the extending end of the second telescopic device is provided with a second controller, the inner side of the second controller is provided with a fixing ring, and the inner side of the second controller is provided with a jack.
[0011] According to the above technical scheme, the inner side of the jack is provided with a venous needle, the top of the venous needle is provided with a connecting plate, and the front side of the sliding block is provided with a roller.
[0012] Compared with the prior art, the utility model has the advantages of:
[0013] (1) through the detection ring, the detector is inserted into the jack, then the fixing ring is fixed at the bottom, and is lifted through the second telescopic device, then the clamping jaw is fixed at the top, and after preparation, the upper sliding plate and the lower sliding plate are started, the roller is attached to the right side of the venous needle, and the sliding block drives the roller to displace left to push the middle part of the venous needle left, at this time, the upper and lower ends of the venous needle are bent right, and the roller is pressed against the venous needle left, assuming that the detector detects that the rotation angle of the threaded rod is too large and exceeds the specified value, the steel of the venous needle is unqualified, otherwise, it is qualified, and the automatic detection effect is realized;
[0014] (2) through the air cylinder, the inner side of the air cylinder is slidably connected with the air rod, the sliding block and the air rod are connected with each other, when the air cylinder receives the extrusion of the first sliding rod and the second sliding rod, the internal air will flow into the air cylinder through the adapter pipe, the air cylinder will be pushed left by the air extrusion, so as to drive the sliding block to displace left on the supporting frame, and linkage is realized;
[0015] (3) through the detector, in the process that the sliding block displaces left, the threaded rod meshed with the threaded rod will be rotated, and the detector will detect the rotation angle of the threaded rod, so as to prepare for detection data. BRIEF DESCRIPTION OF DRAWINGS
[0016] Fig. 1 It is the overall three-dimensional structure schematic view of the utility model;
[0017] Fig. 2 It is the front structure schematic view of the utility model;
[0018] Fig. 3 It is the three-dimensional structure schematic view of part assembly of the utility model;
[0019] In the figure: 1, detection ring; 2, upper slide plate; 3, lower slide plate; 4, contraction pipe; 5, first slide rod; 6, second slide rod; 7, adapter pipe; 8, air cylinder; 9, air rod; 10, support frame; 11, sliding block; 12, threaded rod; 13, detector; 14, roller; 15, intravenous needle; 16, first expander; 17, first controller; 18, clamping jaw; 19, connecting plate; 20, second expander; 21, second controller; 22, fixing ring; 23, jack. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0021] Please refer to Figs. 1-3 The utility model provides technical scheme: a kind of rigid detection device for intravenous needle, including detection ring 1, the upper side of detection ring 1 is slidably connected with upper slide plate 2, the bottom of detection ring 1 is slidably connected with lower slide plate 3, the right side of detection ring 1 is provided with contraction pipe 4, first slide rod 5 is slidably connected in the inside of contraction pipe 4, first slide rod 5 and upper slide plate 2 are mutually fixedly connected, second slide rod 6 is slidably connected in the inside of contraction pipe 4, second slide rod 6 and lower slide plate 3 are mutually fixedly connected, when detecting, upper slide plate 2 and lower slide plate 3 will be opened, at this time, upper slide plate 2 and lower slide plate 3 will be slid to right side around detection ring 1, in this process, upper slide plate 2 will drive first slide rod 5 to slide into contraction pipe 4, lower slide plate 3 will drive second slide rod 6 to slide into contraction pipe 4, contraction pipe 4 stores air chamber, when two ends are inserted simultaneously, air chamber will be extruded, air in air chamber is extruded into other area;
[0022] The inside of detection ring 1 is provided with air cylinder 8, the back of air cylinder 8 is provided with adapter pipe 7, adapter pipe 7 and contraction pipe 4 are mutually connected, air cylinder 8 is fixedly installed with support frame 10 on the left side, sliding block 11 is slidably connected in the inside of support frame 10, air rod 9 is slidably connected in the inside of air cylinder 8, sliding block 11 and air rod 9 are mutually connected, when air chamber receives the extrusion of first slide rod 5 and second slide rod 6, internal air will flow into air cylinder 8 by adapter pipe 7, air cylinder 8 will push air rod 9 to left side to drive sliding block 11 to displace left side on support frame 10, to realize linkage;
[0023] The inner side bearing of the support frame 10 is connected with a threaded rod 12, the threaded rod 12 is in threaded engagement with the sliding block 11, the left side of the support frame 10 is provided with a detector 13, in the process of left displacement of the sliding block 11, the threaded rod 12 in threaded engagement with the sliding block 11 will be driven to rotate, at the same time, the detector 13 will detect the rotation angle of the threaded rod 12, so as to prepare for detection data;
[0024] The lower side of the upper sliding plate 2 is fixedly provided with a first extender 16, the extending end of the first extender 16 is provided with a first controller 17, the bottom of the first controller 17 is provided with a clamping jaw 18, the first extender 16 will drive the first controller 17 to slide up and down, so as to control the clamping jaw 18 at a suitable position and grasp the upper end of the venous needle 15 through the clamping jaw 18;
[0025] The upper side of the lower sliding plate 3 is provided with a second extender 20, the extending end of the second extender 20 is provided with a second controller 21, the inner side of the second controller 21 is provided with a fixing ring 22, the inner side of the second controller 21 is provided with a socket 23, the second extender 20 will drive the second controller 21 to displace up and down, the fixing ring 22 can be controlled to be folded through the second controller 21, and the bottom of the venous needle 15 is fixed;
[0026] The inner side of the socket 23 is provided with the venous needle 15, the top of the venous needle 15 is provided with a connecting plate 19, the front side of the sliding block 11 is provided with a roller 14, the detector inserts the venous needle 15 into the socket 23, then the fixing ring 22 fixes the bottom of the venous needle 15, and the second extender 20 is lifted, then the clamping jaw 18 fixes the top of the venous needle 15, after preparation, the upper sliding plate 2 and the lower sliding plate 3 are started, the roller 14 is in close contact with the right side of the venous needle 15, the sliding block 11 drives the roller 14 to displace leftwards, so as to push the middle part of the venous needle 15 leftwards, at this time, the upper and lower ends of the venous needle 15 are bent rightwards, and the roller 14 is in contact with the venous needle 15 leftwards, if the detector 13 detects that the rotation angle of the threaded rod 12 is too large and exceeds the specified value, it represents that the rigidity of the venous needle 15 is unqualified, otherwise, it is qualified, and the effect of automatic detection is realized.
[0027] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as exemplary and non-restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.
Claims
1. A rigidity detection device for intravenous needles, comprising a detection ring (1), characterized in that: The upper side of detection ring (1) is slidably connected with upper slide plate (2), the bottom of detection ring (1) is slidably connected with lower slide plate (3), the right side of detection ring (1) is provided with shrink tube (4), the inside of shrink tube (4) is slidably connected with first slide rod (5), first slide rod (5) and upper slide plate (2) are fixedly connected with each other, the inside of shrink tube (4) is slidably connected with second slide rod (6), second slide rod (6) and lower slide plate (3) are fixedly connected with each other.
2. The rigid detection device for intravenous needles according to claim 1, characterized in that: The inside of detection ring (1) is provided with air cylinder (8), the rear side of air cylinder (8) is provided with adapter pipe (7), adapter pipe (7) and shrink tube (4) are connected with each other, the left side of air cylinder (8) is fixedly installed with support frame (10), the inside of support frame (10) is slidably connected with sliding block (11), the inside of air cylinder (8) is slidably connected with air rod (9), sliding block (11) and air rod (9) are connected with each other.
3. A rigid detection device for an intravenous needle according to claim 2, characterized in that: The inside of support frame (10) is bearingly connected with threaded rod (12), threaded rod (12) and sliding block (11) are threadedly engaged with each other, the left side of support frame (10) is provided with detector (13).
4. The rigid detection device for intravenous needles according to claim 3, characterized in that: The bottom of upper slide plate (2) is fixedly installed with first telescopic device (16), the extending end of first telescopic device (16) is provided with first controller (17), the bottom of first controller (17) is provided with clamping jaw (18).
5. A rigidity detection device for an intravenous needle according to claim 4, wherein: The top of lower slide plate (3) is provided with second telescopic device (20), the extending end of second telescopic device (20) is provided with second controller (21), the inside of second controller (21) is provided with fixed ring (22), the inside of second controller (21) is provided with insertion hole (23).
6. A rigidity detection device for an intravenous needle according to claim 5, wherein: The inside of insertion hole (23) is provided with intravenous needle (15), the top of intravenous needle (15) is provided with connecting plate (19), the front side of sliding block (11) is provided with roller (14).