CN208287135U - A kind of rewarming apparatus with defencive function - Google Patents
A kind of rewarming apparatus with defencive function Download PDFInfo
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- CN208287135U CN208287135U CN201720925241.6U CN201720925241U CN208287135U CN 208287135 U CN208287135 U CN 208287135U CN 201720925241 U CN201720925241 U CN 201720925241U CN 208287135 U CN208287135 U CN 208287135U
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- rewarming
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Abstract
The utility model relates to a kind of rewarming apparatus with defencive function; including control panel, first class of protection element, rewarming element and gas path pipe; one end of the first class of protection element is connect with the rewarming element; the other end of the first class of protection element is connect with the control panel electric signal; the rewarming element is arranged on the gas path pipe; the temperature of rewarming element is monitored and feeds back to control panel by one pole protection element of setting and is adjusted; temperature is adjusted by control panel, to realize relatively accurate temperature control under rewarming state.
Description
Technical field
The utility model relates to cryoablation fields, and in particular to a kind of rewarming apparatus with defencive function.
Background technique
Cryoablation operation is that target life to be treated is suitably freezed using ultra low temperature and designed complication system
Object tissue.Cryoablation includes to freeze and melt two parts.Rewarming in most of cryoablation is all by stopping supplying
It is cold to carry out nature rewarming by target tissue ambient temperature or by heating element rapid rewarming two ways, it is slower accordingly to there is rewarming
And the dangerous both sides defect of rewarming temperature.
Application No. is the Chinese patents of CN201710096225.5 to disclose used in a kind of prostate cryoablation
Urethra temperature preservation control device and method, including electric heating urethra attemperator, thermocouple, electric heating wire, temperature switch, PID temperature
Control instrument etc., thermocouple is coated in silica gel protected coating or external three temperature thermocouples are on tube wall, all routes all from
Urethra attemperator inner cavity is drawn, and is connected with control panel.In the case where layer of silica gel thickness determines, set temperature switch
Temperature, when the temperature that thermocouple measures is lower than the set temperature of temperature switch, can automatic switching on heater circuit, and utilize
Temperature is close to set temperature on PID temperature controller fuzzy Control tube wall.But the control mode phase of the temperature preservation control device
To complicated, higher cost.
Summary of the invention
Utility model aims to solve problems of the prior art, provide a kind of band that rewarming is safely controllable
There is the rewarming apparatus of defencive function.
The utility model aim is achieved through the following technical solutions:
A kind of rewarming apparatus with defencive function, including control panel, first class of protection element, rewarming element and gas circuit pipe
Road, one end of the first class of protection element are connect with the rewarming element, the other end of the first class of protection element and the control
The connection of making sheet electric signal, the rewarming element are arranged on the gas path pipe, and the first class of protection element is thermocouple, heat
Resistance or semiconductor thermometric chip.
Preferably, the rewarming element is that electric heating wire, heating film or heating sheet, the rewarming element are arranged on institute
It states on the outer wall of gas path pipe.
Preferably, one end of the rewarming element is connect with the first second class protection element, the first second class protection element
It is arranged on the gas path pipe, the first second class protection element is connect with the control panel electric wire.
Preferably, the other end of the rewarming element is connect with the second second class protection element, the second second class protection member
Part is arranged on the gas path pipe, and the second second class protection element is connect with the control panel electric wire.
Preferably, the first second class protection element and the second second class protection element are temperature switches.
Preferably, the control panel includes DC power supply, electric pressure converter, CPU, signal receiver and the first relay,
First relay is connect with the first second class protection element electric wire, first relay respectively with the DC power supply
It is connected with cpu circuit, the DC power supply is connect with the voltage translator circuit, the electric pressure converter and CPU electricity
Road connection, the other end of the first class of protection element are connect with the signal receiver, the signal receiver and the CPU
Circuit connection.
Preferably, the control panel further includes the second relay, second relay and second second class protection member
The connection of part electric wire, second relay are connect with the DC power supply and cpu circuit respectively.
Compared with prior art, the beneficial effects of the utility model are mainly reflected in:
The rewarming apparatus with defencive function of the utility model is by setting first class of protection element to the temperature of rewarming element
Degree, which is monitored and feeds back to control panel, to be adjusted, and temperature is adjusted by control panel, to realize under rewarming state
Relatively accurate temperature control；It is also provided at least one second class protection element, such as temperature switch, when first class of protection element loses
When effect, second class protection element disconnects the electric current that can cut off rewarming element in time, provides further safeguard protection to rewarming；
Relay is set in control panel and carries out isolated from power, powers to CPU and is different voltage to rewarming power elements, it is ensured that
The power and safety of rewarming element.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the rewarming apparatus with defencive function of the utility model；
Fig. 2 is the structural schematic diagram of the control panel of the utility model；
Wherein: 1 is control panel, and 21 be the first second class protection element, and 22 be the second second class protection element, and 3 be first class of protection
Element, 4 be rewarming element, and 5 be gas path pipe, and 11 be DC power supply, and 12 be electric pressure converter, and 13 be CPU, and 14 be that signal connects
Device is received, 15 be the first relay, and 16 be the second relay.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, develop simultaneously implementation below in conjunction with attached drawing
The utility model is further described in example.It should be appreciated that specific embodiment described herein is only practical to explain
It is novel, it is not used to limit the utility model.
As shown in Figure 1, a kind of rewarming apparatus with defencive function of the utility model, including control panel 1, first class of protection
Element 3, rewarming element 4 and gas path pipe 5, one end of the first class of protection element 3 are connect with the rewarming element 4, and described one
The other end of grade protection element 3 is connect with 1 electric signal of control panel, and the rewarming element 4 is arranged on the gas path pipe 5
On, the rewarming element 4 is that electric heating wire, heating film or heating sheet, the electric heating wire are circumferentially positioned at the gas circuit
On the outer wall of pipeline 5, the heating film or heating sheet are arranged on the outer wall of the gas path pipe 5, the first class of protection
Element 3 is that thermocouple, thermal resistance or semiconductor thermometric chip, first class of protection element 3 are monitored the temperature of rewarming element 4
And feed back to control panel 1 and be adjusted, temperature is adjusted by control panel 1, to realize relatively accurate under rewarming state
Temperature control.One end of the rewarming element 4 is connect with the first second class protection element 21, the first second class protection element 21
It is arranged on the gas path pipe 5, the first second class protection element 21 is connect with 1 electric wire of control panel.The rewarming
The other end of element 4 is connect with the second second class protection element 22, and the second second class protection element 22 is arranged on the gas circuit
On pipeline 5, the second second class protection element 22 is connect with 1 electric wire of control panel.First second class protection element, 21 He
Second second class protection element 22 is temperature switch.When setting second class protection element can avoid the failure of first class of protection element 3, control panel
1 keeps its temperature excessively high the power supply of rewarming element 4 always because not receiving the feedback signal of first class of protection element 3, the first second class protection
Element 21 and the second second class protection element 22 disconnect the electric current that can cut off rewarming element 4 in time, provide further to rewarming
Safeguard protection.Connection between above-mentioned all parts can be using screw thread or bonding or other equivalent connection types.
As shown in Fig. 2, the control panel 1 includes DC power supply 11, electric pressure converter 12, CPU13, signal receiver 14
With the first relay 15, first relay 15 is connect with 21 electric wire of the first second class protection element, first relay
Device 15 respectively with the DC power supply 11 and CPU13 circuit connection, the DC power supply 11 and 12 circuit of electric pressure converter
Connection, the electric pressure converter 12 and the CPU13 circuit connection, the other end and the signal of the first class of protection element 3
Receiver 14 connects, the signal receiver 14 and the CPU13 circuit connection.The control panel 1 further includes the second relay
16, second relay 16 is connect with 22 electric wire of the second second class protection element, second relay 16 respectively with institute
State DC power supply 11 and CPU13 circuit connection.DC power supply 11 is powered directly to the first relay 15 and the second relay 16, and
The power supply of CPU13 is the safe voltage after converting DC power supply 11 by electric pressure converter 12.CPU13 controls the first relay
15 and second relay 16 unlatching and closure, only when CPU13, which controls the first relay 15 and the second relay 16, to be opened,
The power supply of DC power supply 11 could flow to rewarming element 4 by the first relay 15 and the second relay 16.By in control panel 1
The first relay 15 of interior setting and the second relay 16 have carried out isolated from power, it is ensured that the power and safety of rewarming element 4.
User opens DC power supply 11, and control panel 1, which is powered, starts to work, not up to set temperature when, CPU13 opens the
One relay 15 and the second relay 16, DC power supply 11 pass through the first relay 15 and the second relay 16 to rewarming element 4
Power supply, electric current is from DC power supply 11s, by the first relay 15, the first second class protection element 21, rewarming element 4, second
After second class protection element 22, then DC power supply 11 returned to by the second relay 16.First protection element 3 continues rewarming element 4
On temperature by signal receiver 14 feedback arrive CPU13, as the temperature of rewarming element 4 gradually rises, when reach setting temperature
When angle value, CPU13 closes the first relay 15 and the second relay 16, stops the power supply to rewarming element 4, rewarming element 4
Temperature starts to tend towards stability.When the temperature of rewarming element 4 is begun to decline, lower than set temperature section when, CPU13 control first
Relay 15 and the second relay 16 are opened, and are powered again to rewarming element 4 so that the temperature of rewarming element 4 be able to it is constant.It is multiple
Warm element 4 is arranged on gas path pipe 5, and heat is conducted by gas path pipe 5, has been finally reached under rewarming state relatively smart
True temperature control.
If occur the case where damage of first class of protection element 3 or failure in use process, at this moment CPU13 can be because do not receive
To the feedback signal of first class of protection element 3, and power to rewarming element 4 always, so that the temperature of rewarming element 4 is excessively high, setting
The first second class protection element 21 between DC power supply 11 and rewarming element 4, the first second class protection can be reached in temperature
When the temperature that element 21 is set, the first second class protection element 21 is disconnected, and shuts off the electric current of rewarming element 4, is provided rewarming
Further safeguard protection.Second second class protection element 22 is set as the supplement to the first second class protection element 21, with
One second class protection element, 21 role is identical.
The foregoing is merely the preferred embodiment of the utility model, it is not limited to the utility model, it is all in the utility model
Made any modifications, equivalent replacements, and improvements etc., should be included within the protection scope of the utility model within spirit and principle.
Claims (7)
1. a kind of rewarming apparatus with defencive function, it is characterised in that: including control panel (1), first class of protection element (3), answer
Warm element (4) and gas path pipe (5), one end of the first class of protection element (3) are connect with the rewarming element (4), and described one
The other end of grade protection element (3) is connect with the control panel (1) electric signal, and the rewarming element (4) is arranged on the gas
On road pipeline (5), the first class of protection element (3) is thermocouple, thermal resistance or semiconductor thermometric chip.
2. the rewarming apparatus according to claim 1 with defencive function, it is characterised in that: the rewarming element (4) is
Electric heating wire, heating film or heating sheet, the rewarming element (4) are arranged on the outer wall of the gas path pipe (5).
3. the rewarming apparatus according to claim 1 with defencive function, it is characterised in that: the rewarming element (4)
One end is connect with the first second class protection element (21), and the first second class protection element (21) is arranged on the gas path pipe
(5) on, the first second class protection element (21) connect with the control panel (1) electric wire.
4. the rewarming apparatus according to claim 3 with defencive function, it is characterised in that: the rewarming element (4)
The other end is connect with the second second class protection element (22), and the second second class protection element (22) is arranged on the gas path pipe
(5) on, the second second class protection element (22) connect with the control panel (1) electric wire.
5. the rewarming apparatus according to claim 4 with defencive function, it is characterised in that: the first second class protection member
Part (21) and the second second class protection element (22) are temperature switches.
6. the rewarming apparatus according to claim 4 with defencive function, it is characterised in that: the control panel (1) includes
DC power supply (11), electric pressure converter (12), CPU (13), signal receiver (14) and the first relay (15), described first after
Electric appliance (15) is connect with the first second class protection element (21) electric wire, first relay (15) respectively with the direct current
Source (11) and CPU (13) circuit connection, the DC power supply (11) and the electric pressure converter (12) circuit connection, the voltage
Converter (12) and the CPU (13) circuit connection, the other end and the signal receiver of the first class of protection element (3)
(14) it connects, the signal receiver (14) and the CPU (13) circuit connection.
7. the rewarming apparatus according to claim 6 with defencive function, it is characterised in that: the control panel (1) is also wrapped
It including the second relay (16), second relay (16) connect with the second second class protection element (22) electric wire, and described
Two relays (16) respectively with the DC power supply (11) and CPU (13) circuit connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720925241.6U CN208287135U (en) | 2017-07-28 | 2017-07-28 | A kind of rewarming apparatus with defencive function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720925241.6U CN208287135U (en) | 2017-07-28 | 2017-07-28 | A kind of rewarming apparatus with defencive function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208287135U true CN208287135U (en) | 2018-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720925241.6U Active CN208287135U (en) | 2017-07-28 | 2017-07-28 | A kind of rewarming apparatus with defencive function |
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| Country | Link |
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| CN (1) | CN208287135U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115813651A (en) * | 2022-01-27 | 2023-03-21 | 中国人民解放军海军特色医学中心 | Ventilation rewarming device |
-
2017
- 2017-07-28 CN CN201720925241.6U patent/CN208287135U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115813651A (en) * | 2022-01-27 | 2023-03-21 | 中国人民解放军海军特色医学中心 | Ventilation rewarming device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.15, Lane 3399, Kangxin highway, Pudong New Area, Shanghai, 201321 Patentee after: Kangfeng Biotechnology (Shanghai) Co.,Ltd. Address before: No.15, Lane 3399, Kangxin highway, Pudong New Area, Shanghai, 201321 Patentee before: CRYOFOCUS MEDTECH (SHANGHAI) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |