CN2119231U - Adjustable negative pressure device for drain - Google Patents

Adjustable negative pressure device for drain Download PDF

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Publication number
CN2119231U
CN2119231U CN 92211587 CN92211587U CN2119231U CN 2119231 U CN2119231 U CN 2119231U CN 92211587 CN92211587 CN 92211587 CN 92211587 U CN92211587 U CN 92211587U CN 2119231 U CN2119231 U CN 2119231U
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CN
China
Prior art keywords
cylinder block
negative
pressure
negative pressure
installed
Prior art date
Application number
CN 92211587
Other languages
Chinese (zh)
Inventor
孔祥利
牛军
刘凤军
魏琪珍
孙绪杰
Original Assignee
山东医科大学附属医院
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 山东医科大学附属医院 filed Critical 山东医科大学附属医院
Priority to CN 92211587 priority Critical patent/CN2119231U/en
Publication of CN2119231U publication Critical patent/CN2119231U/en

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Abstract

The utility model discloses a negative-pressure device used for drainage in a surgical operation, belonging to the technical field of medical appliances. The utility model has the technical proposal that a cylinder block orbit (23) is fixed on a support frame (2); a cylinder block (6) and a spring seat (10) are installed on the orbit (23); a piston (8) is installed in the cylinder block (6); a spring (9) is installed in the spring seat (10); a pressure sensor is installed at one end of the support frame (22); a high negative-pressure gas nozzle and a low negative-pressure gas nozzle are respectively installed on the cylinder block (10). The utility model has the advantages of low manufacturing cost, simple structure, automatic adjustment of negative-pressure value, sensitive adjustment, high precision, and stable and safe use.

Description

本实用新型属于医疗器械技术领域,是一种用于外科手术引流的负压装置。 The present invention belongs to the technical field of medical suction device means, it is a surgical procedure for drainage.

目前,外科手术通常使用的引流器械,有两种类型:一类是手动式。 Currently, the surgical drainage apparatus generally used, there are two types: one is a manual type. 例如:水流虹吸、活塞抽吸、皮球空吸等手动机械器具,这些器具由于劳动强度大,负压压力不稳定等,因此常常影响吸引效果,造成医疗失误。 For example: the water siphon, the suction piston, ball suction manual mechanical tool, etc., the appliances as the labor intensity, negative pressure is unstable, and therefore often affects suction effect, causing medical errors. 另一类是近几年采用的电动低负压吸引器,由于该吸引器用低负压泵补充负压,负压泵的开与停采用界面转换【电气一体】,恒定负压力瞬间变化大,达不到恒定吸引的作用,所以常给病人造成一定的痛苦。 Another recent years using a low-power suction device, since the suction negative pressure pump Used low complement negative, negative pressure pump on and stops using the interface converter integrally] [Electrical, constant negative pressure is instantaneously a large change, fail to attract a constant role, so often cause some pain to the patient. 另外,它的造价较高,维修不便,也不便于与中心气体供应配套使用,因此,难于普遍采用。 In addition, its high cost, maintenance inconvenience, not easy to use with central gas supply infrastructure, therefore, difficult to widespread adoption.

本实用新型的目的是,提供一种负压定值器,采用高负压补充低负压,使其调节灵敏、精度高,低负压任意调整,自动调整恒压。 The object of the present invention is to provide a negative value, a high negative vacuum low added, so adjusting sensitivity, high accuracy, low negative pressure be adjusted, automatically adjusting the constant voltage.

本实用新型采用气体控制机械器具的动作。 The present invention uses a gas to control the mechanical operation of the appliance. 它的技术方案是:负压定值器有一个支架【22】,在支架【22】上固定气缸体轨道【23】,轨道【23】上安装气虹体【6】和弹簧座【10】,气缸体【6】内安装活塞【8】,弹簧座【10】内的弹簧【9】与活塞【8】相触,支架【22】的一端安装压力传感器,压力传感器由低负压进气嘴【1】、膜盒【4】及膜盒头【5】组成,轨道【22】与气缸体【6】之间安装弹簧【23】,气缸体【6】上分别安装高负压气嘴【15】和低负压气嘴【16】。 It is a technical solution: a negative-pressure setting has stent [22], [22] in the cylinder block rail brackets [23], the gas rail mounting body Hong [6] and [10] the spring seat [23] , a cylinder block mounted within the piston [6] [8], in the spring seat of the spring [10] [9] and [8] touching the piston, one end of the stent [22] is mounted a pressure sensor, a pressure sensor of a low negative pressure of the intake nozzle [1], [4] and the bellows head capsule composition [5], [22] the track and the cylinder body is mounted between the spring [6] [23], the cylinder body is mounted respectively on the high-vacuum gas nozzle [6] [15] and low vacuum gas nozzle [16].

附图说明 BRIEF DESCRIPTION

:附图1是本实用新型主视图,附图2是本实用新型俯视图。 : Figure 1 is a front view of the present invention, Figure 2 is a plan view of the present invention.

对照附图,对本实用新型的结构及工作过程,做进一步说明。 Reference to the drawings, the present invention is the structure and working process, further described.

本实用新型使用时,将其置于壳体【30】内。 When using the present invention, which is disposed within the housing [30]. 在壳体【30】上安装螺母【11】、【12】及调压旋钮【14】,顶杆【28】安装在旋钮【14】上。 In the housing is mounted on the nut [30] [11], [12] and [14] the regulator knob, the plunger [28] is mounted on the knob [14]. 图中,【22】是支架,支架【22】上固定着轨道【23】,气缸体【6】和弹簧座【10】安装在轨道【23】上,气缸体【6】内安装活塞【8】,弹簧座【10】内安装弹簧【9】在轨道【23】和气缸体【6】之间安装弹簧【25】,气缸体【6】上安装高负压气嘴【15】和低负压气嘴【16】。 FIG, [22] is a bracket fixed rail [22] [23], the cylinder block [6] and the spring seat [10] mounted on a track [23], the cylinder block within [6] mounted piston [8 ], mounted inside the spring seat [10] [9] in the spring rail and the cylinder block [23] [25 mounted between the spring [6]], a high vacuum gas nozzle mounted on the cylinder block [6] and [15] a low negative puffer nozzle [16]. 支架【22】的一端安装压力传感器,压力传感器由低负压进气嘴【1】、膜盒【4】和膜盒头【5】组成,低负压气进嘴【1】通过皮管【19】与三通阀【18】相接,三通阀【18】一端接压力表【17】。 [22] One end of the bracket is mounted a pressure sensor, a pressure sensor of a low negative pressure intake nozzle [1], [4] the film cartridge and the film cartridge head consisting of [5], the low negative pressure gas feed nozzle [1] through [hose 19] and [18] in contact with the three-way valve, three-way valve [18] [17] one end of the pressure gauge. 高负压气嘴【15】与高负压气体相通,低负压气嘴【16】通低负压气体。 High vacuum gas nozzles [15] in communication with the high negative pressure gas, low gas suction nozzle [16] a low-pass negative-pressure gas. 本实用新型在使用前,与高、低负压气体接好。 The present invention before use, with high and low vacuum gas connected. 使用时,调整旋钮【14】使其上的顶杆【28】顶住弹簧座【10】,推动活塞【8】向左移动,由于【5】是压力传感器【4】的膜盒头,它与进气嘴【1】固定连结,当活塞【8】推动膜盒头【5】时,压力传感器压缩,压力表【17】可显示容器内气体的负压值,调至符合使用要求为准,这时可固定旋钮【14】。 In use, the adjustment knob on the plunger so [14] [28] [10] against spring seat, pushes the piston [8] to the left, since the pressure sensor [5] [4] of the capsule head, it and an intake nozzle [1] fixed link, when the piston [8] to promote membrane cartridge head [5], the compression pressure sensors, pressure gauge [17] may display negative pressure within the container of gas, adjusted to meet the requirements prevail , the knob may be fixed at this time [14]. 当容器内的负压值低于使用要求时,压力传感器伸张;推动活塞【8】右移,高负压气体充入,活塞【8】再向左移动,重复能够使容器内保持低负压气体数值的动作。 When the negative pressure within the container below the requirements, a pressure sensor done; [8] to push the piston to the right, high negative pressure gas into the piston [8] and then moved to the left, repeat the container can be kept low so that the negative pressure Numerical gas operation. 图中【3】是压盘,(7)是密封圈,【13】是螺钉,【20】是螺母,【21】是螺钉,【24】是弹簧座,【26】是螺钉,【27】是垫板,【29】是螺钉。 [FIG. 3] is a pressure plate, (7) a sealing ring [13] is a screw, nut [20], [21] a screw, a spring seat [24], [26] a screw, [27] a plate, [29] is a screw.

由于本实用新型的设计方案是使用高负压补充低负压来实现自动调整负压值,并使其保持恒定的,所以,调节灵敏,精度高,便于与气体中心配套使用。 Since the design of the present invention is automatically adjusted to achieve a high negative pressure vacuum supplemental low negative pressure, and kept constant, so that adjustment sensitivity, high accuracy, ease of use and the central supporting gas. 本实用新型造价低廉,结构简单,采用全气体控制,操作简便,使用稳定、安全可靠。 The present invention is of low cost, simple structure, all-gas control, easy to operate, stable, safe and reliable.

Claims (4)

1.负压定值器,它有支架(22),其特征在于:支架(22)上固定气缸体轨道(23),轨道(23)上安装气缸体(6)和弹簧座(10),气缸体(6)内安装活塞(8),弹簧座(10)内安装弹簧(9),支架(22)一端安装压力传感器,压力传感器由低负压进气嘴(1)、膜盒(4)及膜盒头(5)组成,气缸体(6)上分别安装高负压气嘴(15)和低负压气嘴(16)。 1. The value is negative, that a bracket (22), characterized in that: a cylinder block rail bracket (23) (22), mounting a cylinder block (6) and the spring seat (10) on the rail (23), a cylinder block mounted a piston (8) (6), a spring mounting (9) of the spring seat (10), the bracket (22) mounted at one end a pressure sensor, an intake pressure sensor of a low negative pressure nozzle (1), the capsule (4 ) and membrane cartridge heads (5), with high vacuum gas nozzle mounting (15) and a low vacuum gas nozzle (16) on the cylinder block (6), respectively.
2.按照权利要求1所述的负压定值器,其特征在于:在轨道【23】与气缸体【6】之间安装弹簧【25】。 2. The negative value of claims claim 1, wherein: the track and the cylinder block [23] is mounted between the spring [6] [25].
3.按照权利要求1或2所述的负压定值器,其特征在于:壳体【30】上安装螺母【11】、【12】及调节旋钮【14】,旋钮【14】上安装顶杆【28】。 3. The negative pressure of the predetermined value 1 or claim 2, wherein: the mounting nut on the housing [30] [11], [12] and [14] adjusting knob, the knob is mounted on the top [14] [28] pole.
4.按照权利要求1所述的负压定值器,其特征在于:进气嘴(1)通过皮管【19】与三通阀【18】相接。 4. The value of negative pressure to claim claim 1, wherein: the intake nozzle (1) through the hose and three-way valve [19] [18] contact.
CN 92211587 1992-04-13 1992-04-13 Adjustable negative pressure device for drain CN2119231U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 92211587 CN2119231U (en) 1992-04-13 1992-04-13 Adjustable negative pressure device for drain

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 92211587 CN2119231U (en) 1992-04-13 1992-04-13 Adjustable negative pressure device for drain

Publications (1)

Publication Number Publication Date
CN2119231U true CN2119231U (en) 1992-10-21

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Application Number Title Priority Date Filing Date
CN 92211587 CN2119231U (en) 1992-04-13 1992-04-13 Adjustable negative pressure device for drain

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103961790A (en) * 2014-05-05 2014-08-06 济南高达信息技术有限公司 Adjustable micro-negative-pressure drainage device
CN103893841B (en) * 2008-05-02 2016-05-11 凯希特许有限公司 Having the ability to manually adjust the pressure actuated reduced pressure treatment pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103893841B (en) * 2008-05-02 2016-05-11 凯希特许有限公司 Having the ability to manually adjust the pressure actuated reduced pressure treatment pump
CN103961790A (en) * 2014-05-05 2014-08-06 济南高达信息技术有限公司 Adjustable micro-negative-pressure drainage device

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