CN202136349U - Collision detecting device and C-shaped arm X-ray machine - Google Patents
Collision detecting device and C-shaped arm X-ray machine Download PDFInfo
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- CN202136349U CN202136349U CN 201120163955 CN201120163955U CN202136349U CN 202136349 U CN202136349 U CN 202136349U CN 201120163955 CN201120163955 CN 201120163955 CN 201120163955 U CN201120163955 U CN 201120163955U CN 202136349 U CN202136349 U CN 202136349U
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Abstract
The utility model discloses a collision detecting device and a C-shaped arm X-ray machine. The collision detecting device comprises a fixing component, an external force induction shell, an elastic component and a microswitch. The fixing component is fixedly connected with a collimator of the X-ray machine, the external force induction shell is used for inducing external force and is driven to move together with a signal triggering component fixedly connected with the external force induction shell by the aid of external force, the elastic component is connected between the fixing component and the signal triggering component or between the fixing component and the external force induction shell by the aid of set elasticity, and the microswitch is mounted on the fixing component. The signal triggering component leads the microswitch to keep in a first state under the elastic action of the elastic component when without the external force. The signal triggering component overcomes elasticity of the elastic component so that the first state of the microswitch is changed into a second state when in the external force. The collision detecting device and the C-shaped arm X-ray machine in the technical scheme can detect collision between a barrier and a C-shaped arm.
Description
Technical field
This utility model relates to the field of x-ray imaging system, particularly a kind of collision detecting device that is applied to C shape arm X-ray production apparatus, and corresponding C shape arm X-ray production apparatus.
Background technology
C shape arm X-ray production apparatus has obtained using widely at medical domain as a kind of Medical Instruments; In C shape arm X-ray production apparatus; X-ray source and X ray receptor are opposed to be installed on the C shape arm, and the X ray that makes x-ray source produce incides on the X ray receptor and by its detection.
When carrying out the X ray detection; With object to be detected,, place between x-ray source and the X ray receptor like human body; Through changing the position and the angle of C shape arm; Change the relative position between x-ray source and X ray receptor and the object to be detected, thereby make X-ray production apparatus to carry out X-ray examination to object to be detected, and do not need to change repeatedly the position of object to be detected from a plurality of different positions and angle.
For change C shape arm that can be multi-faceted, C shape arm has a plurality of degree of freedom usually.Fig. 1 shows the structural representation of a kind of C shape arm X-ray production apparatus of the prior art, is example with X-ray production apparatus shown in Figure 1, and the C shape arm 101 of this X-ray production apparatus itself is installed into makes it have the mode of two degree of freedom.At first; This C shape arm 101 has the guide rail that is provided with along self shape; And these C shape arm 101 guide rails are slidably mounted on first supporting member 102 so that can be with respect to these first supporting member, 102 motions, and promptly C shape arm 101 can carry out orbital motion as shown in fig. 1 (Orbital) A; Secondly, this first supporting member 102 can drive C shape arm 101 and rotate around its rotating shaft, and promptly C shape arm 101 also can carry out as shown in fig. 1 first (Angular) B that rotatablely moves.In addition, second supporting member 103 can drive first supporting member 102 and C shape arm 101 and rotate around its rotating shaft, and promptly C shape arm 101 also can carry out as shown in Figure 1 second C that rotatablely moves.In addition, C shape arm 101 shown in Figure 1 also has along ground level three degree of freedom that moves and the 4th degree of freedom that can make progress, move downward, the horizontal movement D promptly as shown in fig. 1 respectively and the E that moves both vertically.In addition, the degree of freedom that the C shape arm of different X-ray production apparatus can have different numbers and direction is enumerated here no longer one by one.
Because C shape arm 101 has the motion of a plurality of degree of freedom; Therefore motion or the C shape arm 101 of not being careful C shape arm 101 owing to personnel sometimes are by reasons such as maloperations; Cause C shape arm 101 and patient, medical worker, wheel bed or other barriers etc. to bump; Might cause injury so on the one hand, also may cause damage on the other hand C shape arm 101 or barrier to personnel.Therefore in order to make C shape arm X-ray production apparatus for patient and the medical worker is safer and reduce the probability that causes damage for C shape arm itself, need carry out the anticollision design to C shape arm X-ray production apparatus.
U.S. Pat 6830375B2 discloses a kind of collision-proof method and equipment of the C of being used for shape arm X-ray production apparatus, and wherein, collision prevention device comprises: the microcontroller of ergometer, differential buffer and integrator, analog-digital converter and control motor driver.
The utility model content
In view of this, this utility model has proposed a kind of collision detecting device on the one hand, has proposed a kind of C shape arm X-ray production apparatus on the other hand, in order to detect the collision between patient, operator and other barriers and the C shape arm itself.
The collision detecting device that this utility model provided comprises:
Be used for the fixed part that is fixedly connected with the X-ray production apparatus collimator;
Be used to respond to external force and under said external force effect, drive produce mobile external force induction case with the signal triggering parts that self are fixedly connected;
Elastic force to set is connected said fixed part and said signal triggering parts, or the elastomeric element between said fixed part and the said external force induction case;
Be installed in the microswitch on the said fixed part;
When not having external force to act on the said external force induction case, said signal triggering parts make said microswitch remain on first state under the elastic force effect of said elastomeric element; When having external force to act on the said external force induction case, the elastic force that said signal triggering parts can overcome said elastomeric element makes said microswitch become second state by first state.
Alternatively, said external force induction case is positioned at the top of said device;
Said elastomeric element is a stage clip;
The trigger point of said microswitch down;
When not having external force to act on the said external force induction case, the upper surface of the trigger point of said microswitch and said signal triggering parts remains at contact condition; When having external force to act on the said external force induction case, the upper surface of the trigger point of said microswitch and said signal triggering parts can disengage.
Alternatively, said stage clip is provided with two at least, and each stage clip uniform distribution on the girth of said fixed part.
Alternatively, said microswitch is provided with two at least, and each microswitch uniform distribution on the girth of said fixed part.
Alternatively, this device further comprises: the external force to signal triggering parts and fixed connection is with it responded to the guiding parts that case leads.
Alternatively, an end of said guiding parts is fixed on the said fixed part, and the other end passes the pilot hole on the said signal triggering parts;
Perhaps, an end of said guiding parts is fixed on the said fixed part, and the other end carries out spacing through shaft block ring after penetrating the pilot hole on said stage clip and the said signal triggering parts.
Alternatively, further comprise between said guiding parts and the said stage clip: the axle sleeve that is used for reducing the frictional force of motor process.
Alternatively, further comprise between said signal triggering parts and the said shaft block ring: rubber washer.
Alternatively, the top of said external force induction case is provided with the fillet of set angle.
Alternatively, said fixed part has and the corresponding to rectangular configuration of the profile of said collimator, and has on the said fixed part and be used for the installing hole on the collimator base, installed and the support that is used to install said microswitch.
Alternatively, said fixed part around have flanging upwards; Said device further comprises: be used to be arranged on the peripheral sealing ring of said flanging.
Alternatively, said signal triggering parts have the rectangular configuration that matches with said fixed part, and have the installing hole that is used to install external force induction case on the said signal triggering parts, and are used for the circuit of microswitch is carried out fixed fixing hole
The C shape arm X-ray production apparatus that this utility model provided; The collision detecting device that comprises collimator, control device and above-mentioned arbitrary concrete way of realization; Said control device is used for when said collision detecting device is sensed external force and make microswitch become second state by first state, controls said C shape arm stop motion or to the direction opposite with the former direction of motion of C shape arm motion.
From such scheme, can find out; Since in this utility model through a collision detecting device is set on collimator; And this collision detecting device is fixedly connected with collimator through fixed part; Through external force induction case induction external force, there be not external force to do the time spent, make microswitch remain on first state through elastomeric element; When external force acts on the external force induction case; Under said external force effect said external force induction case and produce with the signal triggering parts that self are fixedly connected mobile, thereby the elastic force that makes the signal triggering parts overcome elastomeric element makes microswitch become second state by first state, and then makes that the C shape arm X-ray production apparatus that this collision detecting device is installed can be according to the signal of telecommunication of this microswitch output; Under the control of control device, make the arm stop motion of C shape or to the direction opposite motion with the former direction of motion of C shape arm.Prevented the collision between patient, operator and other barriers and the C shape arm itself.Compare with US6830375B2, the such scheme of this utility model is to have used frame for movement, does not use the complicated electronic device, and is therefore more simple, and reduced the cost of whole collision detecting device.
Further, in this utility model, when not having external force to act on the said external force induction case, make the trigger point of microswitch and the upper surface of signal triggering parts remain at contact condition; When having external force to act on the said external force induction case, the trigger point of microswitch and the upper surface of signal triggering parts are disengaged.First state that is microswitch is a normally off, and second state is a normally open, and this mode has improved the controllability of microswitch.
In addition, through a plurality of elastomeric elements of even layout and a plurality of microswitch, can realize more multi-faceted anticollision.
In addition, through wire guiding member is set, can after stressed end, can realize comparatively fast resetting more accurately so that signal triggering parts and external force are responded to case.
Through between elastomeric element and guiding parts, axle sleeve being set, can reduce the frictional force between the elastomeric element and guiding parts in the motor process.
Through between signal triggering parts and shaft block ring, rubber washer being set, can cushion motor process.
Through collision detecting device is provided with sealing ring, can improve the sealing of collision detecting device, the internal structure of collision detecting device is carried out protections such as dustproof and waterproof.
Description of drawings
To make those of ordinary skill in the art more know the above-mentioned of this utility model and other feature and advantage through describe the preferred embodiment of this utility model in detail with reference to accompanying drawing below, in the accompanying drawing:
Fig. 1 is the exemplary configurations sketch map of a kind of C shape arm X-ray production apparatus of the prior art.
Fig. 2 is the exemplary configurations sketch map of the collision detecting device among this utility model embodiment.
Fig. 3 is the structural representation of the collision detecting device in this utility model specific embodiment.
Among the figure, the 101-C shape arm 102-first supporting member 103-second supporting member 201-collimator
202,301-fixed part 203,302-external force induction case 204,303-signal triggering parts
205,304-elastomeric element 206,305-microswitch 207,306-guiding parts
307-shaft block ring 308-axle sleeve 309-metal washer 310-rubber washer 311-support
312-insulating trip 313-screw 314-thread plate 315-elastic washer 316-plain washer
Installing hole on the flanging 3021-external force induction case on the installing hole 3012-fixed part on the 3011-fixed part
Installing hole on the pilot hole 3032-signal triggering parts on the 3031-signal triggering parts
Wiring fixing hole on the nut 3034-signal triggering parts on the 3034-signal triggering parts
Flanging on the 3035-signal triggering parts
The specific embodiment
In this utility model; Consider that the X ray source is provided with collimator (Collimator); Therefore for the X ray source is protected; In this utility model a kind of mechanical collision checkout gear can be set in the periphery of collimator; This mechanical collision checkout gear can comprise: be used for C shape arm on the peripheral fixed part that is fixedly connected of collimator, be installed in microswitch on the said fixed part, be used to respond to external force and the mobile moving component of generation under said external force effect; And be connected the elastomeric element between said fixed part and the said moving component, make that said moving component makes said microswitch remain on first state when not having external force to act on the said moving component under the elastic force effect of said elastomeric element; When having external force to act on the said moving component, the elastic force that said moving component can overcome said elastomeric element makes said microswitch become second state by first state, thereby triggers the microswitch output signal of telecommunication, and expression detects collision.And then make X-ray production apparatus according to the said signal of telecommunication, control said C shape arm stop motion or to the direction opposite motion, thereby prevent the collision between barrier and the C shape arm with the former direction of motion of C shape arm.
During concrete the realization, first state and second state of microswitch can be respectively normally off and normally open, perhaps also can be respectively normally open and normally off.Promptly when not having external force to act on the said moving component, said moving component can remain with the trigger point of said microswitch under the elastic force effect of said elastomeric element and contact, and promptly the trigger point of microswitch remains at normally off; When having external force to act on the said moving component, said moving component overcomes the elastic force of said elastomeric element and the trigger point of said microswitch disengages, and makes the trigger point of said microswitch become disconnection by normally closed, thereby triggers said microswitch.Perhaps; Also can be when not having external force to act on the said moving component; Said moving component disengages with the trigger point of said microswitch under the elastic force effect of said elastomeric element all the time; When having external force to act on the said moving component, the elastic force that said moving component overcomes said elastomeric element contacts with the trigger point of said microswitch.
During concrete the realization, the trigger point of microswitch can also can specifically can be confirmed up down according to actual needs.For example, if fixed part is positioned at the below of moving component, then the trigger point of microswitch can be down, and contact with a upper surface of moving component; If moving component is positioned at the below of fixed part, then the trigger point of microswitch can be up, and contact with a lower surface of moving component.
During concrete the realization, elastomeric element can also can be shell fragment for spring, is example in addition with the spring; It can be the compression spring, also can be extension spring, and promptly it both can be stage clip; Also can be extension spring, specifically can confirm according to actual needs, for example; If fixed part is positioned at the below of moving component, the then general compression spring that adopts; If moving component is positioned at the below of fixed part, then generally adopt extension spring.
In addition; During concrete the realization; Said moving component can comprise: the external force induction case and the signal triggering parts that are fixedly connected with said external force induction case that are used to respond to external force; At this moment, the signal triggering parts are used for when not having external force to act on the said external force induction case remaining with the trigger point of microswitch and contact, and trigger said microswitch when said external force is responded on the case there being external force to act on.Wherein, elastomeric element can be connected between fixed part and the external force induction case, also can be connected between fixed part and the signal triggering parts.
For the purpose, technical scheme and the advantage that make this utility model is clearer, below lift embodiment to this utility model further explain.
Fig. 2 is the exemplary configurations sketch map of the collision detecting device among this utility model embodiment.Because C shape arm is in plumbness under original state, and collimator 201 is positioned at the lower end of the C shape arm of this plumbness, so Fig. 2 shows the structural representation of the collision detecting device under this installation position.As do not have specified otherwise, make things convenient for involved orientation such as upper and lower, left and right all based on visual angle shown in Figure 2 for describing in this utility model.As shown in Figure 2, this collision detecting device comprises: fixed part 202, external force induction case 203, signal triggering parts 204, elastomeric element 205 and microswitch 206.
Wherein, fixed part 202 is used for being fixedly connected with X-ray production apparatus collimator 201, for example is fixedly mounted on the periphery of collimator.
External force induction case 203 and signal triggering parts 204 are fixed together, and external force induction case 203 is used to respond to external force and under said external force effect, drives produce mobile with the signal triggering parts that self are fixedly connected 204.
In the present embodiment; Consider under original state and the main kinestate; Collimator 201 is positioned at the lower end of C shape arm, and the external force induction case 203 that therefore is used to respond to external force is positioned at the top of this collision detecting device, can know according to the actual motion situation of collimator 201; The top of external force induction case 203 is collided the most easily; In addition, also may be collided around the external force induction case 203, so the top of the induction of the external force in present embodiment case 203 is provided with bigger fillet; Like the fillet of certain set angle, make arbitrarily angled (like 45 degree) and horizontal direction in vertical, 0 to 90 degree touch and to trigger microswitch 206 when external force is responded to case 203.
In addition; For the ease of after being collided and producing distortion; External force induction case 203 can return to initial condition with signal triggering parts 204 under the elastic force effect of flexible member 206, can further comprise in the present embodiment: the external force to signal triggering parts 204 and fixed connection is with it responded to the guiding parts 207 that case 203 leads.During concrete the realization, can be as shown in Figure 2, an end of this guiding parts 207 is fixed on the fixed part 202, the other end passes the pilot hole on the signal triggering parts 204.Perhaps, also can an end of this wire guiding member 207 be fixed on the fixed part 202, the other end carries out spacing through shaft block ring after penetrating the pilot hole on flexible member 205 and the signal triggering parts 204.
Be example with the collision detecting device outside the collimator that is arranged on rectangular configuration below, a specific embodiment of this utility model is described.Fig. 3 is the perspective view of the collision detecting device in this utility model specific embodiment.Because visual angle shown in Figure 3 is consistent with the visual angle under the installation position shown in Figure 2, so also be applicable to this Fig. 3 for describing convenient related orientation such as up, down, left, right, before and after in this utility model.As shown in Figure 3; This collision detecting device comprises: fixed part 301, external force induction case 302, signal triggering parts 303, elastomeric element 304, microswitch 305 and guiding parts 306; In addition, this collision detecting device also comprises: shaft block ring 307, axle sleeve 308, metal washer 309 and rubber washer 310, support 311, insulating trip 312, screw 313, thread plate 314 (being threaded the flat board in hole), elastic washer 315, plain washer 316.
Wherein, fixed part 301 is used for being fixedly connected with the collimator of rectangular configuration, for example is fixedly mounted on the periphery of collimator, and this fixed part 301 has and the corresponding to rectangular configuration of the profile of collimator.In addition, have four installing holes 3011 on this fixed part 301, can this fixed part 301 be installed on the base of collimator through this installing hole 3011.In addition; Also have four guiding parts 306 on this fixed part 301; This guiding parts 306 is the axis of guide; These four axis of guides 306 are arranged on four angles of fixed part 301 rectangular configuration, and this axis of guide 306 can with fixed part 301 one-body molded processing, also can be mounted in the independent component on the fixed part 301.
Be provided with four elastomeric elements 304 in the present embodiment; This elastomeric element 304 is a spring; And each spring 304 is enclosed within on the axis of guide 306; Each axis of guide 306 passes on the signal triggering parts 303 corresponding pilot hole 3031 backs and carries out spacingly through 307 pairs of axis of guides of shaft block ring 306 afterwards, makes under this is spacing, spring 304 to be applied preset compression stress, makes this spring 304 have preset elastic force.Further, in order to reduce the frictional force between the motor process medi-spring 304 and the axis of guide 306, in the present embodiment, can between each spring 304 and the corresponding axis of guide 306, set up an axle sleeve 308, like nylon sleeve etc.In addition, for motor process is cushioned, can between shaft block ring 307 and signal triggering parts 303, set up metal washer 309 and rubber washer 310 in the present embodiment.
Be provided with four microswitch 305 in the present embodiment, and these four microswitch 305 are installed on four angles of fixed part 301 rectangular configuration through a support 311 respectively.Wherein, Each microswitch 305 is installed to corresponding 311 last times of support; To have good insulation property in order making between microswitch 305 and the support 311, an insulating trip 312 can be set between the two, be locked in the thread plate 314 after passing this microswitch 305, insulating trip 312 and support 311 through two screws 313 afterwards; In order to increase locking effect, can between screw 313 and microswitch 305, install elastic washer 315 and plain washer 316 additional.During concrete the realization, thread plate 314 also can use two nuts to replace.
During concrete the realization, support 311 can with fixed part 301 one-body molded processing, also can be mounted in the independent component on the fixed part 301.
In the present embodiment; Signal triggering parts 303 have the rectangular configuration that matches with fixed part 301; And has the installing hole 3032 that is used to install external force induction case 302 on the signal triggering parts 303; Be provided with four installing holes 3032 in the present embodiment, the quantity of installing hole can be confirmed according to actual needs in the practical application.Further; Install for ease; In the present embodiment, a face down bonding of responding to case 302 away from external force at each installing hole 3032 is connected to a nut 3033, like this; Can be locked in the nut 3033 through installing hole 3021 and the installing hole 3032 on the signal triggering parts 303 that screw passes on the external force induction case 302, external force is responded to case 302 be fixed together with signal triggering parts 303.Because the two is fixed together, therefore when external force collision external force induction case 302, the two will produce under external force together and move.In addition, the line layout of microswitch 305 in the present embodiment, also is provided with the circuit that is used for microswitch 305 and carries out fixed wiring fixing hole 3034 on signal triggering parts 303 for ease.In addition, for the stroke that signal triggering parts 303 are moved downward carries out spacingly, in the present embodiment, signal triggering parts 303 also have the flanging 3035 of downward setting width.
In the present embodiment; External force induction case 302 is positioned at the top of this collision detecting device; And the top of external force induction case 302 is provided with bigger fillet; Make arbitrarily angled in vertical, 0 to 90 degree, like 45 degree, and horizontal direction touches when external force is responded to case 302 and can both trigger microswitch 305.
In the present embodiment, the trigger point of microswitch 305 is not having external force to act on 302 last times of external force induction case down, and under the elastic force effect of spring 304, the upper surface of the trigger point of microswitch 305 and signal triggering parts 303 remains at contact condition; Having external force to act on 302 last times of external force induction case, external force overcomes the elastic force of spring 304, makes the trigger point of microswitch 305 and the upper surface of signal triggering parts 303 disengage, thus triggering microswitch 305.
During concrete the realization,, in the present embodiment, can flanging 3012 upwards be set around fixed part 301, be used for the sealing ring (not shown) is arranged on the periphery of flanging 3012 for collision detecting device is sealed.
Collision detecting device in this utility model is when receiving the impact force of horizontal direction, because leverage, the microswitch 305 of this side will sunk and trigger to signal triggering parts 303 sides relative with stressed side.
C shape arm X-ray production apparatus in this utility model can comprise collision detecting device and control device of collimator, above-mentioned arbitrary way of realization; This control device is used for when said collision detecting device is sensed external force and trigger microswitch (even microswitch becomes second state by first state), controls said C shape arm stop motion or to the direction opposite with the former direction of motion of C shape arm motion.Further, this control device also can send collision warning, with the notifying operation personnel.
In sum, a kind of collision detecting device and C shape arm X-ray production apparatus are disclosed in this utility model.Wherein, collision detecting device comprises: be used for the fixed part that is fixedly connected with the X-ray production apparatus collimator; Be used to respond to external force and under said external force effect, drive produce mobile external force induction case with the signal triggering parts that self are fixedly connected; Elastic force to set is connected said fixed part and said signal triggering parts, or the elastomeric element between said fixed part and the said external force induction case; Be installed in the microswitch on the said fixed part.Do not having external force to do the time spent, said signal triggering parts make said microswitch remain on first state under the elastic force effect of said elastomeric element; Having external force to do the time spent, the elastic force that said signal triggering parts overcome said elastomeric element makes said microswitch become second state by first state.Technical scheme disclosed in the utility model can detect the collision between barrier and the C shape arm.
The above is merely the preferred embodiment of this utility model; Not in order to restriction this utility model; All within the spirit and principle of this utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of this utility model.
Claims (13)
1. a collision detecting device is characterized in that, comprising:
Be used for the fixed part (202,301) that is fixedly connected with X-ray production apparatus collimator (201);
Be used to respond to external force and under said external force effect, drive produce the external force induction case (203,302) that moves with the signal triggering parts (204,303) that self are fixedly connected;
Be connected said fixed part (202,301) and said signal triggering parts (204,303) with the elastic force of setting, or the elastomeric element (205,304) between said fixed part (202,301) and the said external force induction case (203,302);
Be installed in the microswitch (206,305) on the said fixed part (202,301);
Do not having external force to act on said external force induction case (203,302) last time, said signal triggering parts (204,303) make said microswitch (206,305) remain on first state under the elastic force effect of said elastomeric element (205,304); Having external force to act on said external force induction case (203,302) last time, the elastic force that said signal triggering parts (204,303) can overcome said elastomeric element (205,304) makes said microswitch (206,305) become second state by first state.
2. device according to claim 1 is characterized in that,
Said external force induction case (203,302) is positioned at the top of said device;
Said elastomeric element (205,304) is a stage clip;
The trigger point of said microswitch (206,305) down;
Do not having external force to act on said external force induction case (203,302) last time, the upper surface of the trigger point of said microswitch (206,305) and said signal triggering parts (204,303) remains at contact condition; Having external force to act on said external force induction case (203,302) last time, the upper surface of the trigger point of said microswitch (206,305) and said signal triggering parts (204,305) can disengage.
3. device according to claim 2 is characterized in that, said stage clip (205,304) is provided with two at least, and each stage clip (205,304) uniform distribution on the girth of said fixed part (202,301).
4. device according to claim 1 is characterized in that, said microswitch (206,305) is provided with two at least, and each microswitch (206,305) uniform distribution on the girth of said fixed part (202,301).
5. device according to claim 1 is characterized in that, this device further comprises: the external force to signal triggering parts (204,303) and fixed connection is with it responded to the guiding parts (207,306) that case (203,302) leads.
6. device according to claim 5 is characterized in that, an end of said guiding parts (207,306) is fixed on the said fixed part (202,301), and the other end passes the pilot hole on the said signal triggering parts (204,303);
Perhaps, an end of said guiding parts is fixed on the said fixed part (202,301), and the other end carries out spacing through shaft block ring (307) after penetrating the pilot hole on said stage clip (205,306) and the said signal triggering parts (204,303).
7. device according to claim 6 is characterized in that, further comprises between said guiding parts (207,306) and the said stage clip (205,305): axle sleeve (308).
8. device according to claim 6 is characterized in that, further comprises between said signal triggering parts (204,303) and the said shaft block ring (307): rubber washer (310).
9. device according to claim 1 is characterized in that, the top of said external force induction case (203,302) is provided with the fillet of set angle.
10. device according to claim 1; It is characterized in that; Said fixed part (202,301) has the corresponding to rectangular configuration of profile with said collimator (201); And have on the said fixed part (202,301) and be used for the installing hole (3011) on the collimator base, installed and the support (311) that is used to install said microswitch (206,305).
11. device according to claim 10 is characterized in that, has flanging upwards around the said fixed part (202,301); Said device further comprises: be used to be arranged on the peripheral sealing ring of said flanging.
12. device according to claim 10; It is characterized in that; Said signal triggering parts (204,303) have the rectangular configuration that matches with said fixed part (202,301), and have the installing hole (3032) that is used to install external force induction case (203,302) on the said signal triggering parts (204,303) and be used for the circuit of microswitch (206,305) is carried out fixed fixing hole (3033).
13. a C shape arm X-ray production apparatus is characterized in that, comprising: collimator, control device and like each described collision detecting device in the claim 1 to 12;
Said control device is used for when said microswitch becomes second state by first state, controls said C shape arm stop motion or to the direction opposite with the former direction of motion of C shape arm motion.
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| CN 201120163955 CN202136349U (en) | 2011-05-20 | 2011-05-20 | Collision detecting device and C-shaped arm X-ray machine |
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| CN 201120163955 CN202136349U (en) | 2011-05-20 | 2011-05-20 | Collision detecting device and C-shaped arm X-ray machine |
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| CN112135666A (en) * | 2019-04-04 | 2020-12-25 | 深圳市奥沃医学新技术发展有限公司 | Anti-collision device and radiotherapy equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102743187A (en) * | 2012-07-16 | 2012-10-24 | 上海联影医疗科技有限公司 | Examination couch with protective device |
| CN102743187B (en) * | 2012-07-16 | 2014-04-30 | 上海联影医疗科技有限公司 | Examination couch with protective device |
| CN103767727A (en) * | 2012-10-18 | 2014-05-07 | 西门子公司 | Housing cladding module with collision identification for medical device |
| CN103767727B (en) * | 2012-10-18 | 2016-06-01 | 西门子公司 | With for the coated module of housing of medical facilities collision recognition, device and method |
| US9851320B2 (en) | 2012-10-18 | 2017-12-26 | Siemens Aktiengesellschaft | Housing cladding module with collision identification for medical devices |
| CN105758872A (en) * | 2014-12-17 | 2016-07-13 | 中国科学院高能物理研究所 | X-ray detector and outlet-beam seal window protector |
| CN112135666A (en) * | 2019-04-04 | 2020-12-25 | 深圳市奥沃医学新技术发展有限公司 | Anti-collision device and radiotherapy equipment |
| CN110696766A (en) * | 2019-11-11 | 2020-01-17 | 深圳一清创新科技有限公司 | A collision detection mechanism and unmanned vehicle for unmanned vehicle |
| CN110696766B (en) * | 2019-11-11 | 2023-12-22 | 深圳一清创新科技有限公司 | Collision detection mechanism for unmanned vehicle and unmanned vehicle |
| WO2021120558A1 (en) * | 2019-12-20 | 2021-06-24 | 迈柯唯医疗设备(苏州)有限公司 | Vertical protective device for medical display hanger |
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